Respostas Dos Problemas Do Final de Cada Capitulo

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(2) MATERIAL SUPLEMENTAR PARA ACOMPANHAR. Fundamentos de Transferência de Calor e de Massa 7a Edição. THEODORE L. BERGMAN Depto. de Engenharia Mecânica University of Connecticut. ADRIENNE S. LAVINE Depto. de Engenharia Mecânica e Aeroespacial University of California, Los Angeles. FRANK P. INCROPERA Faculdade de Engenharia University of Notre Dame. DAVID P. DEWITT Escola de Engenharia Mecânica Purdue University. Tradução e Revisão Técnica. Fernando Luiz Pellegrini Pessoa Professor Titular - DEQ/Escola de Química – UFRJ. Eduardo Mach Queiroz Professor Associado - DEQ/Escola de Química – UFRJ.

(3) O Material Suplementar contém apresentações com texto e ilustrações, manual de soluções, vídeos e vídeos clássicos, modelos em Excel, conteúdos online dos capítulos que podem ser usados como apoio para o livro FUNDAMENTOS DE TRANSFERÊNCIA DE CALOR E DE MASSA, 7a Edição, 2014. O acesso aos materiais suplementares desta edição está sujeito ao cadastramento no site da LTC — LIVROS TÉCNICOS E CIENTÍFICOS EDITORA LTDA. Materiais Suplementares traduzidos do material original: – Ilustrações da obra em formato de apresentação (acesso restrito a docentes); – Material Suplementar, arquivos em formato (.pdf) que contêm as seções online indicadas no sumário do livro-texto (acesso livre); – Respostas dos Problemas do Final de cada capítulo, arquivo em formato (.pdf) contendo respostas de problemas selecionados (acesso livre). Material Suplementar compilado do site que acompanha a edição original: – Interactive Heat Transfer Software 3.0, aplicativo em inglês que acompanha o livro-texto na versão 3.0 (acesso livre). Disponível no site: <http://bcs.wiley.com/he-bcs/ Books?action=resource&bcsId=6563&itemId=0470501979&resourceId=25674>;* – Interactive Heat Transfer Software 4.0, aplicativo em inglês que acompanha o livro-texto na versão 4.0 (acesso livre). Disponível no site: <http://bcs.wiley.com/he-bcs/ Books?action=resource&bcsId=6563&itemId=0470501979&resourceId=25674>;* – Lecture Slides, arquivos em formato (.ppt) que contêm apresentações em inglês para uso em sala de aula (acesso restrito a docentes); – Solutions Manual, arquivos em formato (.pdf) que contêm apresentações em inglês do manual de soluções (acesso restrito a docentes). Material Suplementar traduzido do material original: FUNDAMENTALS OF HEAT AND MASS TRANSFER, SEVENTH EDITION Copyright © 2011, 2007, 2002 John Wiley & Sons, Inc. All Rights Reserved. This translation published under license with the original publisher John Wiley & Sons Inc. ISBN: 978-0470-50197-9 Material Suplementar compilado do site que acompanha a edição original: FUNDAMENTALS OF HEAT AND MASS TRANSFER, SEVENTH EDITION Reprinted by permission of John Wiley & Sons, Inc. Copyright © 2011, 2007, 2002 by John Wiley & Sons, Inc. All Rights Reserved. ISBN: 978-0470-50197-9 Obra publicada pela LTC: INTRODUÇÃO À MECÂNICA DOS FLUIDOS, 8a EDIÇÃO, 2014. Direitos exclusivos para a língua portuguesa Copyright © 2014 by LTC — Livros Técnicos e Científicos Editora Ltda. Uma editora integrante do GEN | Grupo Editorial Nacional Capa: Wendy Lai. Used with permission of John Wiley & Sons, Inc. Reproduzida com a permissão da John Wiley & Sons, Inc. Editoração Eletrônica: R.O. Moura. * Este site, seu conteúdo, bem como as suas respectivas atualizações, inclusões ou retiradas são de propriedade e responsabilidade dos seus criadores. Não cabe à LTC Editora qualquer responsabilidade pela manutenção, criação, acesso, retirada, alteração ou suporte do conteúdo dele e das normas de uso. (N.E.).

(4) Sumário CAPÍTULO. 1. 2. CAPÍTULO. 8. 9. CAPÍTULO. 2. 2. CAPÍTULO. 9. 10. CAPÍTULO. 3. 3. CAPÍTULO. 10. 11. CAPÍTULO. 4. 4. CAPÍTULO. 11. 11. CAPÍTULO. 5. 5. CAPÍTULO. 12. 13. CAPÍTULO. 6. 7. CAPÍTULO. 13. 15. CAPÍTULO. 7. 8. CAPÍTULO. 14. 16.

(5) Respostas dos Problemas do Final de Cada Capítulo.

(6) 2. Respostas dos Problemas do Final de Cada Capítulo. CAPÍTULO 1.1 1.3 1.4 1.5 1.6 1.7 1.8 1.9 1.10 1.12 1.13 1.15 1.16 1.18 1.19 1.20 1.21 1.22 1.23 1.24 1.25 1.26 1.27 1.28 1.30 1.31 1.32 1.33 1.34 1.35 1.36 1.37 1.39 1.40 1.41 1.42. 14,5 W/m2; 58 W 2667 W 4312 W; $8,28/d ⫺4,35°C/m 0,10 W/(m 䡠 K) 8400 W (a) 18,5 ⫻ 10⫺6 19.600 W; 120 W 54 mm 16,6 W/m2; 35,9 W 375 mm 110,40°C; 110,24°C 1,1°C 1400 W/m2; 18.000 W/m2 (a) 22,0 W/(m2 䡠 K); (b) 22,12; 0,6 20 W/m2, 20 W/m2, ⫺20 W/m2 4570 W/(m2 䡠 K); 65 W/(m2 䡠 K) 6,3 W/(m2 䡠 K) 102,5°C 51,8°C; 3203°C 6,3 m/s 0,35 W; 5,25 W 15 mW (a) 18.405 W; (b) $12.900 254,7 K 4,3 W 0,42; 264 W (a) 0,32 W/(m2 䡠 K), 0,32 W/(m2 䡠 K); 0,21 W/(m2 䡠 K) (a) 8,1 W; (b) 0,23 kg/h (a) 0, 144 W, 144 W, 0; 0, 144 W, 144 W, 0; (b) 2,04 ⫻ 105 W/m3; (c) 39,0 W/(m2 䡠 K) (a) 4,86 MW; (b) 9,22 kW; (c) 4,87 MW; (d) 4,87 MW (a) 300°C; (b) 3,89 MW; (c) 3,19 kW; (d) 3,89 MW 2,41; 312 W, 1,25; 600 W (a) 0,223 W; (b) 3,44 W 100°C (a) 643 W; (b) 175 h. CAPÍTULO 2.10 2.11. 2.12. 1 1.43 1.45 1.46 1.47 1.48 1.49 1.51 1.52 1.53 1.54 1.55 1.57 1.58 1.59 1.61 1.62 1.63 1.64 1.65 1.66 1.67 1.69 1.70 1.71 1.72 1.73 1.74 1.75 1.76 1.77 1.78 1.79 1.81 1.82 1.83 1.84 1.85. 512°C, 518°C (a) 0,052°C/s; (b) 48,4°C 375 W, 1,8 ⫻ 10⫺4 W, 0,065 W 300 J, 1800 J, 9000 J 6380 kWh, $1150 ou $383 (a) 1,41 ⫻ 10⫺3 kg/s (a) 4180 s; (b) 319 K, 359 K; (c) 830 K (a) 0,0181 m3/s, 4,7 m/s; (b) 5,97 W 840 kW 2360 W/m2, 6100 W/m2 (a) 32,5 kW/m2, 126 kW/m2, 1,76 K/s, 68,6 K/s (a) 104 K/s; (b) 1251 K (b) 383°C 63 kg/s (a) 700 A 132 J (kg 䡠 K) $0,0032/dia (a) ⫺0,084 K/s; (b) 439 K 3,2 h (a) 60,6 ⫻ 10⫺3 kg/(s 䡠 m2); 121 g/m2; (b) 32,3 ⫻ 10⫺3 kg/(s 䡠 m2) (a) 1010 W; (b) 1310 W 49°C (a) 7,13 ⫻ 10⫺3 m3/s; (b) 70°C (a) 47,0°C ou 39,9°C (a) 86,7°C; (b) 47°C (a) ⫺0,044 K/s; (b) 230 W; 230 W (a) 26°C; (b) 4,0 ⫻ 10⫺5 ᐉ/s 12,2 W/(m2 䡠 K); 12,2 W/(m2 䡠 °C) (a) 600 K 375 W/(m2 䡠 K) (a) 5500 W/m2; (b) 87,8°C (a) 5268 W; (b) 41°C 345°C (a) 84°C (a) 190,6 W (a) 153°C; (b) 16 W/(m2 䡠 K) (a) 386 W/m2; (b) 27,7°C; (c) 55%. 2. 50 W/(m 䡠 K), 5 W/(m2 䡠 K) (a) ⫺280 K/m; 14,0 kW/m2; (b) 80 K/m; ⫺4,0 kW/ m2; (c) 110°C; ⫺8,0 kW/m2; (d) 60°C; 4,0 kW/m2; (e) ⫺20°C; ⫺10,0 kW/m2 (a) 2000 K/m; ⫺200 kW/m2; (b) ⫺2000 K/m; 200 kW/m2; (c) 2000 K/m; ⫺200 kW/m2. 2.14 2.15 2.17 2.18 2.19. 0, 60 K/m 14,85 K/m (a) 15,0 W/(m 䡠 K); 400 K; (b) 70,0 W/(m 䡠 K); 380 K (b) 5,9 ⫻ 10⫺3 W/(m 䡠 K); (c) 0,74 ⫻ 10⫺3 °C; (d) 25,02°C 1010 W; $1050; 151 W; $157; 10,1 W; $10.

(7) Respostas dos Problemas do Final de Cada Capítulo. 2.22 2.23 2.25 2.28 2.30 2.31 2.32. 2.34. 0,025 W/(m 䡠 K), 0,173 W/(m 䡠 K), 0,0158 W/(m 䡠 K) 765 J (kg 䡠 K), 36,0 W/(m 䡠 K) 1490 W/m2 (a) 0; 0,98 ⫻ 105 W/m; (b) 56,8 K/s (a) 2 ⫻ 105 W/m3; (b) 0; 10000 W/m2 (a) 200 W/m2, 182 W/m2, 18 W/m2; (b) 4,3 W/(m2 䡠 K) (b) 2 ⫻ 105 W/m3; (c) ⫺2950 W/m2, 5050 W/m2; (d) 51 W/(m2 䡠 K), 101 W/(m2 䡠 K); (f) ⫺2 ⫻ 105 W/m3; (g) 20°C, 4,94 ⫻ 106 J/m2 (a) 106 W/m3; (b) 120°C, 104 K/m, ⫺105 K/m2; (c) 220°C, 104 K/m, ⫺105 K/m2; (d) 220°C, 2 ⫻ 104 K/m, ⫺2 ⫻ 105 K/m2. CAPÍTULO 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 3.10 3.11 3.12 3.13 3.14 3.15 3.16 3.17 3.18 3.19 3.20 3.21 3.22 3.23. 3.24 3.26 3.27 3.28 3.29 3.31 3.32 3.33 3.34 3.35 3.36 3.37 3.39. 2.49. 2.50 2.52 2.53 2.56 2.65 2.68. 3. (a) 0,20 m; (b) 0; (c) ⫺4608 W/m2, ⫺144,765 W (d) 24.000 W/m2, ⫺24.000 W/m2, 72.380 W; ⫺72.380 W (d) 133°C, 122°C, 133,1°C (d) 94,3°C, 52,5°C (a) 25°C, 35°C; (b) 50°C, 30°C; (c) 86,1°C (c) 18,0 kW/m2, ⫺360 K/m; (d) 8,73 ⫻ 106 J/m2; (e) 8,73 ⫻ 106 J/m2 (a) 1,8 ⫻ 106 W/m3; (c) 1,8 ⫻ 105 W/m2; (d) 7,77 ⫻ 107 J/m2 (b) 3,18 ⫻ 108 W/m3, 1,59 ⫻ 105 W/m2. 3. 32 mm, $1920/ano (a) 7,7°C; 4,9°C (a) 1270 W/m2 85,7 W/m2, 31 W/m2 (b) 2830 W/m2 14,1 W/m2 1,31 mm da base (a) 996 W/(m2 䡠 K); 0,40%; (b) 14,5 W/(m2 䡠 K); 37,9% (a) 0,553; (b) 22,1°C; 10,8°C; (c) ⫺56,3°C 3113 W/(m 䡠 K) (a) 29,4 W (b) 4,21 kW; (c) 0,6% 1,30 ⫻ 108 J 0,185 K/W 0,189 K/W 85,6 W/m2, 102 W/m2 1,53 W/(m 䡠 K) (b) 86 mm 333 W, 121 W 2,13 (b) 64 m; 8, 307 kW; 40% (a) 0,0875 m; 0,963 m; 0,0008 m; 0,015 m; (b) 573,5 K; 313,1 K; 573,5 K; 313,1 K; (c) 135 W; 33,75 W; 108,4 W; 10,2 W (b) 526°C (a) 34.600 W/m2 (b) 49°C; (c) 67.200 W/m2 3,70 ⫻ 104 W/m2; 55,6°C (a) 762 W 590 W (a) 1,97 ⫻ 106 K/W (a) 0,268 W 0,022 0,0265 W/(m 䡠 K), 0,0414 W/(m 䡠 K) 0,81 W/(m 䡠 K) 1495 kg/m3, 880 J/(kg 䡠 K), 0,789 W/(m 䡠 K) (b) 5,76 kW. 3.40 3.44 3.45 3.46 3.47 3.48 3.50 3.51 3.52 3.53 3.54 3.55 3.56 3.58 3.59 3.60 3.61 3.62 3.63 3.64 3.65 3.67 3.69 3.70 3.71 3.72 3.73 3.74 3.76 3.77 3.78 3.79 3.81 3.82 3.83 3.84. (b) 189 W (a) 48,3 ⫻ 106 K/W; (b) 62,3°C (a) 603 W/m 0,784 m; 0,784 m; 0,068 m (a) 70,5 °C, 151,8 °C 2380 W/m (a) 12,6 W/m; (b) 7,7 W/m (a) 214 mm; 420 W/m (a) 251 W/m; (b) 23,5°C (a) 4 W/m; 1,27 ⫻ 106 W/m3; (b) 58°C; (c) 37,6°C; 34,8°C 4,5 W/m; 13 mm (b) 239°C (a) 47,1 W/m; (c) 3,25 h (a) 779°C; (b) 1153°C; 779°C; (c) 0,0175 m; 318°C (a) 3727 W/m; 163 W/m; (b) 0,26 ano 5 mm (b) 1040 W/m; 407 K; 325 K (a) 0,01 m; (b) 770 W/m; 909 W/m; (c) 55 mm 8670 W (a) 99,8% (a) 63,3°C 0,062 W/(m 䡠 K) 5,34 mm (a) 489 W; (b) 120°C 13,5 mm; 91% 601 K (b) 35,5 mW; 44,9 mW (b) ⫺3000 W/m2 (a) 1,69 m 77,9°C 0,157 W (b) 60°C; 65°C; (c) 200 W/m2; (d) 55°C 212°C 0,02°C, 0,2°C, 2,0 °C (a) 38,7 W/m (a) 4,0 ⫻ 106 W/m3; 15,3 W/(m 䡠 K); (c) 835°C; 360°C.

(8) 4. Respostas dos Problemas do Final de Cada Capítulo. 3.85 3.86 3.89 3.91 3.98 3.99 3.100 3.101 3.104 3.105 3.108 3.109 3.110 3.113 3.114 3.115 3.117 3.120 3.124 3.126 3.127 3.129 3.130 3.131. 3.132 3.133. 3.134. 3.135 3.136 3.137. (a) 50,2°C 29 A; 3,0 m; 3,2 kW (a) 130°C; (c) 50°C; (d) 180°C (a) 530°C; 380°C; (b) 328°C; 290°C (b) 1458 K (a) 6410 A; (b) ⫺15.240 W; (c) ⫺10.990 W/m; ⫺11.350 W/m; 4250 W/m; 3890 W/m (a) 938 K; 931 K; (b) 3 ⫻ 108 W/m3 (a) 71,8°C; 51,0°C; (b) 192°C (a) 36,6°C; (b) 129,4°C; (c) 337,7°C (a) 5,26°C; 5,14°C 63,7°C; 160 W/m 510 nm 20,1 mm/min (c) ⫺17,2 W; 23,6 W 24,2 mm, 9,47 mm (b) 164,3°C; 145,1°C (b) 347°C 1,35 ⫻ 106 K/W, 2,65 ⫻ 106 K/W (a) 305°C; (b) 272°C (b) 508 W (c) 0,333; 607°C (a) 420%; (b) 29% 156,5°C; 128,9°C; 107,0°C (a) Caso A: 151 W/m; 0,96; 20,2; 0,50 m 䡠 K/W; 95,6°C Caso B: 144 W/m; 0,92; 19,3; 0,52 m 䡠 K/W; 96,0°C Caso D: 450 W/m; 0; 60,0; 0,17 m 䡠 K/W; 25°C 35,2 mm, 23,5 (a) Caso A: 151 W/m; 0,96; 20,1; 0,50 m 䡠 K/W; 95,6°C Caso B: 144 W/m; 0,92; 19,2; 0,52 m 䡠 K/W; 96,0°C Caso D: 450 W/m; 0; 60,0; 0,167 m 䡠 K/W; 25°C Aleta retangular: 130 W/m; 0,98; 4,5 ⫻ 10⫺5 m2 Aleta triangular: 117 W/m; 0,98; 2,3 ⫻ 10⫺5 m2 Aleta parabólica: 116 W/m; 0,96; 1,5 ⫻ 10⫺5 m2 (a) 16,6 mm, 0,55; (b) 16,9 mm, 0,37 121 W (a) 0,37 W; (b) 1,04 ⫻ 105 W. CAPÍTULO 4.2 4.3 4.7 4.8 4.9 4.11 4.12 4.13 4.14 4.15 4.16. 3.138 3.139 3.140 3.141 3.142 3.143 3.144 3.145 3.146 3.147 3.149 3.150 3.152 3.154 3.155 3.156 3.157 3.158 3.159 3.160. 3.177 3.178. 5,2 nm; 0,2 nm 17,5 W/m 䡠 K (a) 1,31 W; (b) 1,34 W 56,6 W/(m 䡠 K) (b) 5995 W; ⫺4278 W (a) 2,44 ⫻ 10⫺3 K/W (a)31,8 W 1,30 ⫻ 10⫺3 W; 8,64 ⫻ 10⫺3 W (b) 50,9 W 329°C, 298°C 4025 W/m (a) 276 W 37,0 W (b) 2830 W/m 1315% 93,7°C (a) 0,99; 6,0; (b) 110,8 W/m (a) 12,8 W; (b) 2,91 kW/m (a) 0,97; 11,1; (b) 6,82 kW/m 394 K; 383 K; 381 K 403 K; 392 K; 382 K; 381 K 39.300 W/m; 405 K; 393 K; 384 K; 382 K (a) 1,40 W 3,3 ⫻ 10⫺5 ᐉ/s 2341 W/m3 (b) 34,2°C; (c) 36,7°C (a) 0,022; (b) 1,91, 0,024; (c) 0,087; (d) 0,21; (e) 0,21 (a) 0,59 W; (b) 16,7 W 0,22 W 2,63 W, 114 W, 3990 W, 534 K, 947 K, 1670 K 3,0 W, 429 W 0,0263 W, 21,09 W, 102,3 W 24,7 ␮m, 7,1 mm (a) 7,9 ⫻ 105 W/m2, 7,9 ⫻ 108 W/m2; (b) 87,7 W/m2, 87,7 ⫻ 103 W/m2; (c) 101 W/m2, 68,6 ⫻ 103 W/m2; (d) 187 W/m2, 2,62 ⫻ 103 W/m2 (a) 0,123 W/(m 䡠 K); (b) 0,129 W/(m 䡠 K) (a) 85 ␮W. 4.17 4.18 4.19 4.20 4.21 4.22 4.23 4.24 4.25 4.26 4.27 4.28. 1122 W/m 72,1°C, 78,1°C, 70,0°C 12,5 W/m; 11,3 W/m 5,30 kW (a) 10,3 W; (b) 0,21 mm 5,28 mW 84 W/m 9,9 W/m 45,2°C 316 kW (a) 1,62 kW/m; (b) 93°C 156,3 W; 81,3°C. 3.161 3.162 3.165 3.166 3.167 3.168 3.169 3.170 3.171 3.172 3.173 3.174 3.175. 4. 94,5°C 5,6 kW/m 0,44 W/(m 䡠 K) (c) 2,70; 3,70; 0,19°C; 0,14°C 92,7°C 3,3 ␮W (a) 1,097; (b) 0,480; (c) 1,097, 0,493; (d) 658 W, 288 W 94,9°C 110 W/m 0,39 s 6,72L; 612 W/m.

(9) Respostas dos Problemas do Final de Cada Capítulo. 4.29 4.30 4.31 4.32 4.33 4.34 4.35 4.36 4.37 4.50 4.52 4.53 4.54 4.55 4.56 4.57 4.58 4.59 4.60 4.61 4.62 4.63 4.64 4.65 4.66 4.67. (a) 745 W/m; (b) 3,54 kg/s (a) 0,1°C 3,62 kW; 254°C; 251°C (a) 4,46 W; 98,2°C; 3,26 W; 78,4°C; (b) 4,09 W; 92,1°C; 3,05 W; 75,1°C (a) 1,2°C 694 W (a) 57°C; (b) 138 W (a) 74,6 kW/m; (b) 2,38 ⫻ 108 W/m3; 315°C 0,70 W 6711 W/m (a) 422 K; 363 K; 443 K; (b) 156 W/m (a) 348,6 K, 368,9 K, 374,6 K, 362,4 K, 390,2 K, 398,0 K; (b) 1,53 ⫻ 108 W/m3 3,00 kW/m (a) 362,4 K, 390,2 K, 369,0 K; (b) 7500 W/m (a) 28 W/(m 䡠 K), 1400 W/m; (b) 1339 W/m; (c) 1401 W/m (a) 122,0°C; 94,5°C; 95,8°C; 79,7°C; (b) 1117 W/m; (c) ⫺1383 W/m (a) 46,6°C, 45,7°C, 45,4°C, 49,2°C, 48,5°C, 48,0°C, 47,9°C, 10.340 W/m 114,5 W/m 1220 W/m (a) 160,7°C, 95,6°C, 48,7°C; (b) 743 W/m (a) 1,473 W/m; (b) 89,2°C (a) 0,2; (b) 0,215 (a) 118,8°C; 156,3°C; 168,8°C; 206,3°C; 162,5°C; (b) 117,4°C; 156,1°C; 168,9°C; 207,6°C; 162,5°C (a) 272,2°C; 952 W/m; (b) 271,0°C; 834 W/m 0,71 456 W/m. CAPÍTULO 5.5. 5.6 5.7 5.9 5.10 5.11 5.12 5.13 5.14 5.15 5.16 5.17 5.18 5.19 5.20. 4.73 4.74 4.75 4.76 4.78 4.79 4.81 4.82 4.83 4.84 4.85 4.86 4.87 4.88 4.89 4.90 4.91 4.92 4.93 4.94 4.95 4.96. 1487 W/m (a) 7,72 kW/m; (b) 7,61 kW/m 94,0°C (a) 100 W/m; 1 (b) 1205 W/m 1,604 W (a) 878 W/m; 5,69 ⫻ 10⫺2 m 䡠 K/W; 220 W (a) 131 W/m; (b) 129 W/m (a) 1683 W/m 205,0 W/m; (b) 156,3 W/m 1477 W/m (c) 25,0 W/m (a) 1010 W/m; 100°C; 1; (b) 805 W/m; 100°C (b) 128 W/m (b) 1,48 ⫻ 108 W/m3 (b) 1135 W/m; (c) ⫺1365 W/m (a) 5,64 W/m, 6,74 W/m, 7,70 W/m, 0,436; 0,326; 0,233 (a) 1,55 kW/m; (b) 1,52 kW/m (a) 2,38 ⫻ 10⫺3 m 䡠 K/W; (b) 3,64 ⫻ 10⫺3 m 䡠 K/W (a) 52,6 kW/m2; (b) 52,6 kW/m2; (c) 52,6 kW/m2 (a) 80 mm; (b) 1706 W/m (b) 2,43 ⫻ 107 W/m3; (c) 47,5°C, 0,45. 4S.1 4S.2 4S.3. 2,83; 7,34 kW/m 4,26 ᐉ; 245 W/m (a) 50°C; (b) 0,53 ᐉ; 3975 W/m; (d) 1,70 ᐉ; 12.750 W/m 2,34 ᐉ 2,58 ᐉ 11.600 W/m; 1,55 ᐉ; 6975 W/m (a) 7,8 kW/m; (b) 0,24 m 4 ᐉ; 45,6 kW/m; 3,5 ᐉ; 39,9 kW/m 3500 W/m; 4500 W/m. 4S.4 4S.5 4S.6 4S.7 4S.8. 5. (a) 0,63 mm, 1,26 mm, 0,014; 0,027; (b) 0,90 mm, 0,0009; (c) 1,83 mm, 3,8 ⫻ 10⫺4; (d) 3,18 mm, 6,5 mm, 0,0036; 0,0073; (e) 2 mm, 6 mm, 1,0 ⫻ 10⫺4, 3,1 ⫻ 10⫺4; (f) 5 mm, 10 mm, 0,023; 0,045; (g) 50 mm, 100 mm, 2,3; 4,5 1122 s 35,3 W/(m2 䡠 K) 7,04 h 0,13 m/s, 0,16 m/s 168 s 984 s; 272,5°C 0,0041 m2 䡠 K/W 0,43 s 859 s 968 s; 456°C 407 ⫻ 10⫺6 s (a) 84,1°C; 83,0°C 21,8 m (b) 63,8°C. 5. 5.21 5.22 5.23 5.24 5.25 5.26 5.27 5.28 5.29 5.30 5.31 5.32 5.33 5.34 5.35 5.36 5.37 5.38. 4,6 ⫻ 10⫺9 m2 䡠 K/W 1,08 h; 1220 K (a) 209 s; 105 m; (b) 1,03 m/s; 1,69 m/s (a) 1190 s; 199 s; (b) 24,1 s; (c) 21,0 s (a) 1 ms (a) 0,00053 s; (b) 0,00072 s; (c) 19 mm, 25 mm 80°C; 38,3 s 45,7°C; 13,0 s 88,7°C; 8,31 s (b) 825 s; 127°C 38,2 s, 27,1 s 3,54 m (a) 11,3 min; (b) 5,9 min (d) 1,04 h; 0,826 h (a) 34,4 s, 44,6 s; (b) 44,6 s, 30,4 s 2,52 m; 0,022 J 1,56 ⫻ 10⫺4 s; 2,28 ⫻ 10⫺5 s 2,8 W/(m2 䡠 K1,25), 025.

(10) 6 5.39 5.40 5.41 5.42 5.43 5.44 5.45 5.46 5.47 5.48 5.49 5;50 5.51 5.52 5.53 5.54 5.55 5.56 5.57 5.58 5.59 5.60 5.61 5.62 5.63 5.64 5.65 5.66 5.67 5.68 5.69 5.71 5.72 5.73 5.74 5.75 5.76 5.77 5.78 5.79 5.80 5.81 5.82 5.85 5.86 5.87 5.88. Respostas dos Problemas do Final de Cada Capítulo. (a) 25,8 s; 9,5 s; 616 s; 118,9 s; 43,8 s; 2840 s; 40 s; (b) 29,5 s; 11,0 s; 708 s (a) 98,1°C; (b) 1,67 h (a) 90 ␮W; (b) 0,71 ␮s; 1,71 ␮s; (c) 400 ⫻ 106 bits; 6,84 s (a) 86 ms; (b) 147 ms 0,9991; 0,9656; 0,9931; 0,7235; 0,9684; 0,1705; 0,9223; 0,8780; 0,5339; 0,3482; 0,1638; 0,0232 960 s 0,613 W(m 䡠 K), 2,7 ⫻ 106 J(m3 䡠 K) (a) 45,3 min; (b) 2,21 ⫻ 107 J/m2 (c) ⫺0,1667; ⫺0,1672; ⫺0,1709; ⫺0,1847; ⫺0,1826; ⫺0,1830 (a) 56,3 min 861 s 74 s (a) 33.800 s 491 s 0,22 m (a) 164 s; 367 s (a) 10,9 s (a) 0,5; 0,5; 0,5 (a) 63 s; (b) ⫺2,36 ⫻ 104 °C/m (a) 1100 s 63,8 s; 51,8°C (a) 486 K (a) 145 s (c) ⫺0,1250; ⫺0,1255; ⫺0,1294; ⫺0,1406; ⫺0,1447; ⫺0,1452 (a) 194 s 596 K (a) 139°C; (b) 155°C 254°C 17 min; 149 kW 579 s (a) 0,30 W/(m 䡠 K) 3,4 s 140 s; 36 mm/s 34,5°C (a) 42 s; 114°C; (b) 40 kW (b) 72 s; (c) 7125 W/m2; (d) 3364 J; (e) 428 K (b) ⫺0,1038; (c) ⫺0,1000; ⫺0,1004; ⫺0,1038; ⫺0,1154; ⫺0,1200; ⫺0,1207 (b) 2,88 h; 107 s; (c) 3,48 ⫻ 106 J; 3405 J (a) 98,6 s; (b) 100°C 3,5 s 1020 s; 257,3°C (a) 100 s (a) 94,2 s; 0,0025; (b) 3,0 s 4,99 ⫻ 105 J/m2 1793 s (a) 2,81 min; (b) 56 kJ 53,5°C. 5.89 5.90 5.91 5.92 5.95 5.96 5.98 5.99 5.100 5.101 5.103 5.105 5.107 5.111. 5.148. (a) 0,34 mm; 2,36 mm 1,41 W/(m 䡠 K) (a) 276°C; 315°C (a) 310 s 365,9 K (b) 0,43 s 51,4 kN 21,8 ns 6,6 m 10,6 s (a) 31,8°C; 58,8°C; (b) 34,2°C; 65,9°C 4,13 ano 3,1 ␮m (a) 112,9°C; (c) 463,7°C; 136,7°C; ⫺226,5°C; 101,2°C; 112,1°C; 124,2°C; (d) 7,81 h, 7,04 h (b) 230°C 24,1°C; 71,5°C (a) 64 s; (b) 94 s 87 s 161 s; 1364°C; 2,42 m 275°C; 312°C (c) 502,3 K; 300,1 K 0,79, 0,37 (a) 119,3°C; 45,1°C (a) 882°C, 594°C; (b) 889°C, 231°C; (c) 11.100 s, 617,5°C, 16.000 s, 305,7°C (a) ⬃230 s (a) ⬃14,3 s (b) 550 s (a) 136 s; (b) 73 s (b) 806 K; 1,17 s ⬃248 s (a) 66°C; 32°C (b) 158°C (a) 54,8°C; (b) 54,7°C (a) 402,7 K, 368,7 K, 362,5 K; (d) 352,8 K, 325,8 K, 322,1 K, 370 s, 219 s (a) 54 dias; (b) 13 dias. 5S.1 5S.2 5S.3 5S.4 5S.5 5S.6 5S.7 5S.8 5S.9 5S.10 5S.11 5S.12 5S.13 5S.14. 1170 s; 410°C; 537°C 96 W/(m2 䡠 K) 0,0073 m/s 7,6 min (a) 3507 s; (b) 51°C 199°C (a) 12 s; (b) ⫺1,0°C; (c) ⫺3,4 J (a) 5,1 s; 68,3°C 1,83 h 434 K; 320 K (a) 260°C ⬃2,75 h 561 K; 604 K (a) 402,7 K; 370,5 K; 362,4 K. 5.113 5.117 5.118 5.121 5.123 5.125 5.126 5,127 5.128 5.130 5.132 5.133 5.134 5.135 5.139 5.141 5.143 5.145 5.146 5.147.

(11) Respostas dos Problemas do Final de Cada Capítulo. CAPÍTULO 6.3 6.4 6.5 6.7 6.8 6.10 6.11 6.12 6.16 6.17 6.18 6.19 6.20 6.21 6.22 6.23 6.26 6.27 6.28 6.29 6.30 6.31 6.32 6.33 6.34 6.35 6.36 6.38 6.39 6.40 6.42 6.43 6.44 6.45 6.46 6.47 6.48 6.49 6.50 6.51 6.52 6.53 6.54. 7. 6. ⫺9200 W/m2 705 W/(m2 䡠 K); ⫺171,4°C/m; ⫺17,060°C/m 2,0 10,9 W/(m2 䡠 K), 1,0 1,33 67,35 W/(m2 䡠 K) (a) ⬃20 W/(m2 䡠 K), ⬃10 W/(m2 䡠 K), ⬃30 W/(m2 䡠 K) 42,5 W/(m2 䡠 K) 600 W/m2; 18,9 W 229.924 W/(m2 䡠 K), 29 W (a) 20,9 m/s (a) 31,4 m; (b) 0,157 m 12,8 mm 7,95 m; 275 m; 0,056 m; 10,5 m; 20,9 m; 0,049 m (b) 29,9 ⫻ 10⫺6 m2/s; 5,98 ⫻ 10⫺6 m2/s; 2,99 ⫻ 10⫺6 m2/s; (c) 5,23 m, 1,05 m; 0,523 m 0,43 m, 0,003 m 30 mm 40 W/(m2 䡠 K) 2066 W (a) 34,3 W/(m2 䡠 K); (b) 59,0 W/(m2 䡠 K) 167; 64.400; 11.700 281; 284; 180; 465 W 䡠 s0,85 (m2,7 䡠 K) 1,11 3802; 6,29 ⫻ 104; 0,71; 0,068 (a) 5,83; 4,89; (b) 1,022; 0,87 2,0 6,69 (a) 4,0 m; 4,2 m 42,5°C (a) 47,2°C; (b) 13,2 m/s 88,6 38,3 W/(m2 䡠 K) 16,6 mm; 250 K 240 W 2,66 kW 0,714 N; 0,659 N 26,0 N/m2 0,785 N 4260 W/m2 14,3 W 1,55 ⫻ 10⫺3 m/s (a) 0,0179 m/s; (b) 0,75 ⫻ 10⫺5 kg/s; (c) 5,31 ⫻ 10⫺5 kg/s 2,76 ⫻ 10⫺5 kg/(s 䡠 m2); 1,37 ⫻ 10⫺3 m/s. 6.55 6.57 6.58 6.59 6.60 6.61 6.62 6.63 6.64 6.65 6.66 6.67 6.68 6.69 6.70 6.71 6.72 6.73 6.74 6.75 6.76 6.77 6.78 6.79 6.80 6.81 6.82 6.83 6.84 6.85 6S.2 6S.3 6S.4. 6S.5 6S.7 6S.8 6S.14. 10⫺6 kg/(s 䡠 m2) 0,025 m/s 385; 6,29 ⫻ 10; 0,62; 0,0073; 1613; 6,29 ⫻ 104; 2,56; 0,0187; 1,06 ⫻ 107; 1577; 6,74 ⫻ 105; 76,9 (a) 120 W/(m2 䡠 K); (d) 0,51 m/s (a) 4,64 ⫻ 10⫺4 kg/s; (b) 1247 W (a) 0,975 ⫻ 10⫺3 kmol/m3; 0,0258 atm; (b) 9,28 ⫻ 10⫺4 kg/(s 䡠 m2) (a) 1,63 ⫻ 10⫺4 kg/s; (b) 282,2 K 1,50 ⫻ 10⫺3 kg 359 W/(m2 䡠 K) (a) 25,8 m/s; (b) 25,2 W/(m2 䡠 K); 80,8 W/(m2 䡠 K); 162 W/(m2 䡠 K) (a) 0,031; 0,80; (b) 198 W/(m2 䡠 K); (c) 74% 2 ⫻ 10⫺3 kg/(s 䡠 m2) 0,00395 m/s (b) 9,92 W 7,78 km (a) 7,25 ⫻ 10⫺6 kg/s; (b) 22,4 W; 2791 W/m2 (a) ⫹795 W/m2; ⫹131 W/m2; ⫺563,1 W/m2; (c) 1227 W/m2 784 W (a) 0,70 kg/h; (b) 85,6°C 21,8 W 2950 W (a) 4,7°C; (b) 0,0238 m/s; (c) 16,2°C (a) 0,0142 bar; 0,214; (b) 0,225; (c) 0,242 357 ⫻ 10⫺6 W, 88,1 ⫻ 10⫺5, 122 K/s, 578 K/s; (b) 289 K, 304 K 0,218 (a) 22,7 W/(m2 䡠 K); 454 W; (b) 2,12 ⫻ 10⫺2 m/s; 3,32 kg/h; (c) 2685 W (a) 0,172 m/s; 65,3 s; (b) 173 W/(m2 䡠 K); 77.500 W/m2; (c) 429°C (a) 6,71 ⫻ 10⫺3 m/s; (b) 8,97 W/(m2 䡠 K) (a) 0,0113 m/s; (b) 90 J (b) ⫺0,32 K/s 40,83°C (b) 1510 W/m; 453 kg/(s2 䡠 m) (a) 34,2 N/m2; 0,738 N/m2; 6840 W/m2; 148 W/m2; (b) 1,37 ⫻ 106 W/m3; 2,95 ⫻ 104 W/m3; (c) 34,0°C; 30,5°C (a) 0,0028; 0,0056; 13,4; (b) 3,38 (b) 117°C (a) 6,66 ⫻ 107 W/m3; (b) 1460 W; (c) 81,2°C; 303°C (e) 6,71 ⫻ 10⫺4 kg/s.

(12) 8. Respostas dos Problemas do Final de Cada Capítulo. CAPÍTULO 7.1 7.2 7.3. 7.8 7.9 7.10 7.13. 7.14 7.15 7.16 7.17 7.18 7.19 7.20 7.21 7.22 7.23 7.24 7.25 7.26 7.27 7.28 7.29 7.30 7.31 7.32 7.33 7.34. 7.35 7.36 7.37 7.38 7.39 7.40 7.41 7.42 7.43 7.44 7.45. 7. (a) 3,99 mm, 4,48 mm; 0,93 mm, 0,52 mm; 23,5 mm, 1,27 mm; 0,34 mm, 1,17 mm (a) 0,147 m, 0,0143 m; (b) ⫺1300 W/m2, 0,0842 N/m2; (c) 0,337 N/m ⫺,5200 W/m (a) 0,126 mm, 0,399 mm, 1,262 mm, 141 mm; (b) 6,07 N/m2, 1,92 N/m2, 0,61 N/m2, 0,528 m/s, 0,167 m/s, 0,053 m/s (a) 8,71 ⫻ 105 W/m3; (b) 158,4°C (a) 51,1 W, 12,2 W, 8,3 W, 255,3 W 13.600 W/m, 9780 W/m, 5530 W/m (a) 0,257 N, 8,13 W/(m2 䡠 K), 1950 W; 0,227 N, 7,16 W/(m2 䡠 K), 3440 W; (b) 0,620 N, 9050 W/(m2 䡠 K), 5430 W; 0,700 N, 12.600 W/(m2 䡠 K), 15.100 W (c) 4110 W/(m2 䡠 K), 4490 W/(m2 䡠 K), 5070 W/(m2 䡠 K) 3,2 ⫻ 105; 1,5 ⫻ 106 (a) 25°C, 30,2°C, 25°C, 28,7°C até 30,0°C, 25°C, 30,2°C até 32,1°C (a) 17,6 W; (b) 143,6 W (a) 44,7°C, 13,7 W; (b) 38,0°C, 14,1 W (a) 14,3 W; 125,9°C (a) 33,8°C; 797 W; (b) 675 W; (c) 90,6 kW 1570 W 48,5 W/(m2 䡠 K) (b) ⫾4% 6780 W, ⫺0,26°C/s (a) 8,73 W/(m2 䡠 K), 14,5 W/(m2 䡠 K), 11,1 W/(m2 䡠 K) (a) 5830 W/m 29°C (b) 213°C 46,2°C (a) 23,4 W, 28,2°C; (b) 271 W, 72,6°C; 105 W, 200°C (b) 256°C; (c) 210°C ⫺0,99 K/s; ⫺1,47 K/s; 1,91 m (b) 0,47; (c) 0,47 (a) 1253 W/(m2 䡠 K), 2,51 kW, 0,097 N; (b) 1372 W/ (m2 䡠 K), 2,74 kW, 0,110 N; (c) 3562 W/(m2 䡠 K), 7,12 kW, 1,379 N; (d) 4024 W/(m2 䡠 K), 8050 W, 1,615 N (a) 27°C; (b) 77°C (a) 64°C; (c) 6,6 m/s 3158 42,5°C (a) 98,3°C, 17,1 W/(m2 䡠 K); (b) 86,1°C (a) 30,8 W/(m2 䡠 K), 56,7 W/(m2 䡠 K); (b) 0,633; 0,555 (a) 앝, 2,61 W/(m2 䡠 K); 앝, 2,74 W/(m2 䡠 K); (b) 4,22 W/(m2 䡠 K), 5,41 W/(m2 䡠 K) 3,84 m/s (a) 55 W; (b) 39 W 0,30 W, 0,81 W 0,66 W, 0,60 W. 7.46 7.47 7.48 7.49 7.50 7.52 7.53 7.54 7.55 7.56 7.57 7.58 7.59 7.61 7.62 7.63 7.65 7.66 7.67 7.68 7.69 7.70 7.71 7.72 7.73. 7.74 7.75 7.76 7.77 7.78 7.79 7.80 7.81 7.82 7.83 7.84 7.85 7.86 7.87 7.88 7.89 7.90 7.91 7.92 7.93 7.94 7.95 7.96 7.98 7.99. (a) 71,1 W/m, 20,4 kW/m, 1640 W/m 3,24 N/m, 520 W/m (a) 185 W/kg; (b) 236 W/kg (a) 603 K; (b) 200 s (a) 562 K; (b) 155 s 70,4 W (a) 2,20 W; (b) 37,4 mm; (c) 89,6; (d) 435% (a) 235 W/(m2 䡠 K); (b) 0,87 W; (c) 1,02 W (a) 1012°C; 1014°C (a)$0,415/(m 䡠 d); (b) $0,363/(m 䡠 d) 613 s (b) 97 m/s (b) 195 mA (a) 0,20 m/s; (b) 2,80 ⫻ 104 W/m2, 52% 5,84 W, 3,73 W (a) 7,19 W, 5,77 W; (b) 6,02 mm (a) 27,6°C; (b) 27,6°C (a) 45,8°C; (b) 68,3°C (a) 0,924 W (a) 3640 W/m 452,2 K (b) 18,7 mm (a) 12,8 s (b) 340°C; (c) 309°C (a) 324 K/W, 3,06 K/W, 2,88 K/W, 2,41 K/W, 2,07 K/W; (b) 3,24 K/W, 2,95 K/W, 2,70 K/W, 2,16 K/W, 1,80 K/W; (c) 1,86 K/W, 1,74 K/W, 1,63 K/W, 1,48 K/W, 1,99 K/W (a) 0,011 N; (b) 3,14 W (a) 0,489 N, 510 W; (b) 0,452 ⫻ 10⫺3 N, 1,59 W (a) 67 s; (b) 48 s (a) 18,8°C; (b) 672°C (a) 2 m/s, 0,163 m; (b) 1,11 mm; 1,25 ⫻ 10⫺3 m3 (a) 737°C; (b) 274 s; (c) 760°C, 230 s 2,1 m/s, 1,6 m 1,1 m/s, 10,3 m (a) 0,0011 s, 166,7 m/s; (b) 35.400 W/(m2 䡠 K), 7,8 ⫻ 10⫺4 s 180 mm (a) 0,3 m/s; (b) 1,86 mm (a) 6,83 s; (b) 936 K (b) 337°C (a) 726 K; (b) 735 K (a) 20,4; (b) 45,8°C 234 W/(m2 䡠 K), 0,0149 bar, 28,4 kW/m 58,5 kW, 5,9 ⫻ 10⫺3 bar 16, 684 N/m2 ⫺532 kW/m (a) 7670 W, 47,6°C; (b) 195 N/m2, 56 W (a) 39°C; (b) 0,00993 bar, 6,26 kW (a) 37°C; (b) 359 N/m2, 2,26 kW (a) 435 W/(m2 䡠 K); (b) 321 K, 2453 W (a) 363 K; (b) 355 kW, 0,190 kg/s (a) 0,27 mm; (b) 0,98 mm.

(13) Respostas dos Problemas do Final de Cada Capítulo. 7.100 7.101 7.102 7.103 7.105 7.106 7.107 7.108 7.109 7.110 7.111 7.112 7.114 7.115 7.116 7.117 7.118 7.119 7.120 7.121 7.122 7.123 7.124. 1,68 W 1,45 K/s 118 K (c) 0,179 kg/s 11.600 W, 140 W (a) 470,5 W/(m2 䡠 K); (b) 40,1 s 1189 s 65,7 kW (a) 941°C, 333 W; (b) 1314°C (a) 10,5°C, 0,0134 kg/s (a) 7,0°C, 0,0168 kg/s; (b) 6,2°C, 0,0173 kg/s (a) 41,2°C, 0,0154 kg/s (a) 0,0728 m/s; (b) 0,0028 kg/s (a) 9,29 ⫻ 10⫺4 kg/(s 䡠 m), 2265 W/m 5,93 kW (a) 0,0135 kg/(s 䡠 m) 3,57 W (a) 4,48 ⫻ 10⫺3 kg/(s 䡠 m2); (b) 11.800 W/m2; (c) 9,95 ⫻ 10⫺4 kg/(s 䡠 m) (a) 9,5 ⫻ 10⫺4 kg/s, 9,5 ⫻ 10⫺4 kg/s, 9,3 ⫻ 10⫺4 kg/s; (b) 334,7 K, 332,8 K, 327,1 K (a) 30,81 W/(m2 䡠 K), 56,7 W/(m2 䡠 K), 0,633, 0,555; (b) 0,0168 m/s, 0,0288 m/s, 0,711, 0,490 (a) 0,123 kg/h, 44,9 W; (b) 52,3°C (b) 2,12 ⫻ 10⫺4 kg/(s 䡠 m2) 28,6 min. CAPÍTULO 8.1 8.2 8.3 8.4 8.5 8.6. 8.7 8.8 8.9 8.10 8.12 8.17 8.18 8.19 8.20 8.21 8.24 8.25 8.26 8.27 8.28. 7.125 7.126 7.127 7.128 7.129 7.130 7.131 7.132 7.133 7.134 7.135 7.136 7.138 7.139 7.140 7.141 7.142 7.143 7.144 7.145 7.146 7.147 7.148 7.149. 337 W/m, 483 W/m, 589 W/m (b) 5,35 ⫻ 10⫺4 kg/(s 䡠 m); (c) 1,275 kW/m 2,73 ⫻ 106 kg/dia 2775 W; ⫺0,13°C/s 0,0016 kg/(s 䡠 m2) (a) 4,81 ⫻ 10⫺4 kg/(s 䡠 m2); 1268 W/m2 (a) 20,3 kg/h; (b) 102 dias (a) 4,76 ⫻ 10⫺2 m/s; (b) 3,80 ⫻ 10⫺2 m/s (a) 2,31 ⫻ 10⫺4 kg/(s 䡠 m) (a) 0,362 kg/(h 䡠 m); 152 W/m; (b) 58,9°C 290,9 K, 1,08 ⫻ 10⫺5 kg/s (a) 485 W; (b) 3135 W (a) 9424 W/m, 0,00364 kg/(s 䡠 m) 45,6°C, 0,21 (b) 1,82 ⫻ 10⫺7 kg/s, ⫺8,9 K/s 159 s 3,60 ⫻ 10⫺8 kg/s 278 K (a) 0,063; 0,080 m/s; (b) 50 ms; (c) 1,01 ⫻ 10⫺10 kg/s; (d) 5,05 ⫻ 10⫺12 kg 35 diâmetros do corpo/s 9,06 ⫻ 10⫺8 kg/s (a) 1,12 ⫻ 10⫺8 kg/s; (b) 2,3 K (a) 1,83; (b) 28,0°C, 0,00129 0,0016 kg/(s 䡠 m2). 8. 0,041 m/s, ⫺0,86 ⫻ 10⫺5 bar/m 0,0215 bar (a) 0,289 bar, 1,42 kW; (b) 0,402 bar, 1,97 kW (a) 53,8 bar, 146 W (c) 96; (d) 2,12 m/s, 1332 (a) 0,033 m/s, 0,038 m/s, 0,037 m/s, 2,1 m, 0,03 m, 1,3 m, 3,97 m, 10,1 m, 0,025 m; (b) 0,0063 kg/s, 0,464 m, 2,72 m, 0,0059 kg/s, 1,72 m, 2,3 m, 0,0056 kg/s, 0,73 mm, 4,65 m, 38 mm, 5,74 m 367 K 0,50 m/s; 20,0°C 0,84 MPa; 0,46 MW; 0,46°C (c) 0,46°C (b) 44,2°C (b) 60,8°C (a) 471 W, 113,5°C, 60°C, 153,5°C; (b) 353 W, 90,2°C, 20°C, 150,2°C (a) 376 W; (b) 369 W (b) 308 K 8 (c) 6018 W (a) 35°C, 16.000 W (a) 28,4°C, 44,9°C, 73,3°C, 64,5°C,73,3°C, 65,1°C 12,680 W/m2, 121°C, 52,7°C 90 kg/h, 1360 W. 8.29 8.30 8.31 8.32 8.33 8.34 8.35 8.36 8.37 8.38 8.40 8.41 8.42 8.43 8.44 8.45 8.46 8.47 8.48 8.49 8.50 8.51 8.52 8.53. 26,8 m (a) 7,16 W 13,7 m, 0,077 W (b) 1266 s (a) 1,56 m, 28,3 dias (a) 466 kW/m2; (b) 201°C; (c) 8,1 m (a) 10,6 m $0,411/(m 䡠 d) (a) 8,87 m; (b) 52,6°C 99°C; ⬃5 atm; 1,14 ⫻ 10⫺3 kg/s (a) 81,7°C; (b) 9,1 ⫻ 10⫺4 bar, 0,19 W (a) 63°C; (b) 66,1°C (a) 29,9°C; ⫺1212 W, 4,03 N/m2 1 m, 30.700 W/m2 0,11 m 0,39 m 7840 W/m2, 7040 W/m2 (a) 42,2°C, 7500 W, 1,29 h; (b) 0,324 h (a) 506,1 K; (b) 302,1 K (a) 323 K; (b) 325 K (a) 585°C (a) 1400 K; (b) 5,22 ⫻ 10⫺2 kg/s; 890 K (a) 198°C, 71 N/m2, 221 W; (b) 195°C, 119 N/m2, 415 W (a) 85,6°C, 661 W. 9.

(14) 10. Respostas dos Problemas do Final de Cada Capítulo. 8.56 8.57 8.58 8.59 8.60 8.61 8.62 8.63 8.65 8.66 8.67 8.68 8.70. (a) 100 kW; (b) 2,67 kW 343 W/m 80,3 W/m (a) 543°C, 232°C 81,4°C (a) 37,1°C; (b) 47,4°C (a) 98,5 m; (b) 10,6 m (b) 111°C, 9,1 ⫻ 106 W (a) 35,1°C; (b) 95,8°C; (c) 96,9°C 33,5°C, 33,8°C 43,6°C, 44,6°C (a) 10 kW; (b) 3,4 m (a) 409 W/(m2 䡠 K); (b) 93,4 W/(m2 䡠 K); (c) 76,1 W/(m2 䡠 K), 15°C 9,3 m 15,7°C, 438 W (b) 244 W/m, 187°C 0,90, 308,3 K (b) 53°C 85°C, 53 mm 1,463; 1,116; 1,420; 1,142 33,2°C 379 K, 406 K (a) 0,485 W; (b) 0,753 W; (c) 0,205 Pa, 1,02 Pa (b) 305,3 K, 15,7 kW (a) 53.700 W/m2; (b) 123.400 W/m2 2720 W, 312 K (a) 2850 W/m (a) 1,9 m 9330 W/(m2 䡠 K); 1960 W/(m2 䡠 K) 30,1°C, 224 N/m2 (a) 3,35 kW; (b) 69 s 510 W/m2 19,7 m, 1575 W/m2 58,4 m 116,5°C, ⬃5 atm, 1,38 ⫻ 10⫺3 kg/s. 8.71 8.72 8.73 8.74 8.75 8.76 8.78 8.79 8.80 8.81 8.82 8.84 8.85 8.86 8.88 8.89 8.90 8.91 8.92 8.93 8.94 8.96. CAPÍTULO 9.2 9.3 9.4 9.5 9.6 9.7 9.8 9.9 9.10 9.12 9.13 9.14 9.15 9.16. 8.97 8.98 8.99 8.100. 8.122 8.124 8.125 8.126 8.127 8.128 8.129. 2,51 m, 388°C (a) 704,5 K; (b) 683 K, 1087 K, 300 K (a) ⬃25,1°C (a) 20,6°C, 0,085 W; (b) 18,9°C, 0,126 W; (c) 21,5°C (a) 9,77 m; (b) 159 mm; (c) 775 N/m2, 379 N/m2; (d) 2,25 ⫻ 10⫺3 kg/s 1; 1,25; 1,54; 2,42 6,90 ⫻ 10⫺2 kg/s, 5,79 m, 67,8 mm (a) 35,1°C; (b) 33,2°C (a) 3190 W, ⫺2039 W; (b) 9197 W, ⫺8065 W (a) 81,3°C 310 K, 418 W 0,100 kg/m3, 0,783 kg/m3, 0,764 kg/m3 (a) 307,8 K, 373 W; (b) 704 W 0,346 mm, 0,237 mm, 0,920 mm (a) 298,6 K, 45 W; (b) 349,9 K, 3,0 W (a) 0,48°C; (b) 43,6°C, 27,6°C (a) 52 mm; (b) 316 K; (c) 15,9 ⫻ 106 Pa; (d) 1,63 km, 1650 s 2,94 ␮m, 1,99 ␮m (a) 1,88 ⫻ 10⫺5 kg/s, 2,55 ⫻ 10⫺5 kg/s, 3,36 ⫻ 10⫺5 kg/s, 308,7 K, 307,9 K, 307,1 K; (b) 2,60 ⫻ 10⫺5 kg/s, 307,7 K 2,42 ⫻ 10⫺2 m/s 0,0032 m/s 0,026 m/s 3,89 ⫻ 10⫺2 m/s, 107 W/(m2 䡠 K); 1,20 ⫻ 10⫺2 m/s, 30 W/(m2 䡠 K) (a) 50,6 W; (b) 34,2°C 0,017 kg/m3, 4,54 ⫻ 10⫺6 kg/s 2,2 m (a) 3,78 m; (b) 46,7 W (a) 8,7 mm Hg, 0,0326 kg/m3; (b) 3,2 ⫻ 10⫺5 kg/s (a) 0,0050 m/s; (b) 0,134 litro/dia (d) 0,0181 kg/m3. 9.17 9.18 9.19 9.20 9.21 9.22 9.24 9.25 9.26 9.27 9.28 9.29 9.30 9.31 9.32. 45,7 W (b) 223 W, $0,96/dia 273,8 K, 174,8 W 274,4 K, 273,2 K, 168,8 W 11,7 W 153 W (a) 4010 W; (b) 2365 s (a) 347 W/(m2 䡠 K) (a) 364,2 W; (b) 46,5°C, 16,4% (a) 118 kW/m3 24,8 W/m2 74°C; 68°C (a) 35,8°C; (b) 28,8°C; (c) 68,8°C, 49,5°C (a) 94,3 W (a) 74,9°C, 1225 W; (b) 71,4°C, 1262 W. 8.101 8.102 8.103 8.104 8.105 8.106 8.107 8.108 8.109 8.110 8.111 8.113 8.115 8.116 8.117. 8.118 8.119 8.120 8.121. 9. 300,9 ⫻ 10⫺6 K⫺1 727; 12,5; 512; 1,01 ⫻ 106 5,8; 663; 209 5,20; 23,78; 108,7 0,881 (a) 17,5 mm; (b) 0,47 m/s, 3,5 mm; (c) 4,3 W/(m2 䡠 K); (d) 0,60 m 0,241; 0,534; 0,621; 0,654 (a) 34 mm; (b) 16,8 W 12,6 mm (b) 1154 s 4,42 W/(m2 䡠 K); 4,51 W/(m2 䡠 K) (b) ⫺0,099 K/s 6,5 W/(m2 䡠 K) (a) 3,03 W/(m2 䡠 K); (b) 2,94 W/(m2 䡠 K).

(15) Respostas dos Problemas do Final de Cada Capítulo. 9.33 9.34 9.35 9.36 9.37 9.38 9.39 9.40 9.41 9.42 9.43 9.44 9.45 9.46 9.47 9.48 9.49 9.50 9.51 9.52 9.53 9.54 9.56 9.57 9.58 9.59 9.60 9.61 9.62 9.63 9.64 9.66 9.68 9.69 9.70 9.71 9.72 9.73. (a) 2,13 ⫻ 106 W, 92% (a) 72,7 W; (b) 483 W 85,5 W/m (a) 19,3°C, 19,3°C, 20,1°C, 21,6 W/m, 27,0 W/m, 26,2 W/m 468 W (a) 237 W/m 0,560 W/(m 䡠 K), 0,815 (a) 7,46 W/(m2 䡠 K); (b) 8,49 W/(m2 䡠 K); 264 K 90,2 W 56,7°C, 4,30 K/W, 3,56 K/W, 0,30 K/W, 4,2 ⫻ 10⫺3 K/W 45,3°C, 1007 W (a) 2,91 ⫻ 105 W; (b) 8,53 ⫻ 104 W, 1463 K; (c) 0,13 m (a) 251 W; (b) 179 s (a) 42,9 min; (b) 11,0 min (a) 4,0 W/(m2 䡠 K); (b) 3,2 W/(m2 䡠 K); (d) 45,7°C, 34,0°C (a) 18,9 W; (b) 174°C (a) 3,71 W/(m2 䡠 K), 44,5 W/m; (b) 4,50 W/(m2 䡠 K), 54,0 W; (c) 4,19 W/(m2 䡠 K), 50,3 W/m 21,6 kW 57°C 780 W/m 698 W/m 395 K (a) 929 W/m; (b) 2340 W/m; (c) 187 W/m (a) 56,8°C; (b) 1335 W; (c) 7,27 h 103 W/m (a) 50,8 W/m, 0,953; (b) 56,9 W/m, 0,948 79°C 64,8°C (b) 8 W/(m2 䡠 K), 30,2 W/m (a) 2,04 W; (b) 1,97 W $0,53/m 䡠 d 581°C, 183 s (a) 207 W/(m2 䡠 K); (b) 387 W/(m2 䡠 K) (b) ⬃1,1 h (a) 9,84 W/(m2 䡠 K); (b) 32,1 W/(m2 䡠 K); (c) 221 s, (d) 245 s (a) 163 W/m, 41,7°C; (b) 60,8°C; 12,5°C, 52,8 W/m (a) 45,8 m, 7 (a) 33,3 kW; (b) ⬃855 s, 9,07 kg. CAPÍTULO 10.2 10.3 10.4. 10.5 10.6. 9.74 9.75 9.76 9.77 9.79 9.80 9.81 9.82 9.83 9.84 9.85 9.86 9.87 9.88 9.89 9.90 9.91 9.92 9.93 9.95 9.96 9.97 9.98 9.99 9.101 9.102 9.103 9.104 9.105 9.106 9.107 9.110 9.111 9.112 9.114 9.116 9.117 9.118 9.119 9.116. (a) 13,6 W/(m2 䡠 K), 4,7 W/(m2 䡠 K), 70,2°C, 20,5; (b) 70,7°C; 18,1 4 (c) 0,17 m/s, 0,00185 m/s (a) 1,55 W; (b) 187 W; (c) 57,0 W 7,12 mm, 63,1 W 91,8 W (a) 7,2 W, $0,22 (a) 28,8 W 8,13 mm, 19; 380 W (a) 18,0 W; (b) 19,6 mm 26,3 kW/m 7 mm 61 W 75,5 W/m 84 W/m2 (a) 429 kg; (b) 105 ⫻ 106 J; 0,102; (c) 33,4 kg (a) 124 W/m2; (b) 146 W/m2; (c) 26 W/m2 (a) 1,57 (a) 525 W/m2; (b) 4; (c) 101 W/m2 (a) 9,1°C; ⫺9,6°C, 35,7 W (a) 74%, 35,4°C 43,9 W, 28,3 W (a) 466 W (a) 44,9 W/m; (b) 47,3 W/m 43,4 W/m 28,9 mm (a) 30,7°C; (b) 0,685 ␮m/s 260 mm 463 W/m 2,88 h 0,022 kg/s 2,02 m/s (a) 54,6 W/m; (b) 72,3 W/m; (c) 70,7 W/m; (d) 235 W/m (a) 55,1°C 7,2 kW; ⫺0,28°C/s 43,9 W, 47,9 W 6,21 ⫻ 10⫺5 kg/(s 䡠 m) (a) 9,18 W; (b) 6,04 ⫻ 105; (c) 4,47 W/(m2 䡠 K); (d) 0,00398 m/s, 1,44 kg/dia, 40,2 W; (e) 59 W 1253 MW, 246 MW, 1105 MW 77 A, 102 A. 10. 5413 W/m2, 229 W/m2 (c) 0,032 mm 1300 W/(m2 䡠 K), 10.000 W/(m2 䡠 K), 47.000 W/(m2 䡠 K), 210 W/(m2 䡠 K), 1200 W/(m2 䡠 K), 0,15 m (a) 38.600 W/(m2 䡠 K); (b) 0,017 13.690 W/(m2 䡠 K). 10.7 10.8 10.9 10.10 10.11 10.12. 11. 20,6°C 73 kW/m2, 232 kW/m2, 105 kW/m2, 439 kW/m2 (b) 89°C 1,34 MW/m2, 0,512 MW/m2, 0,281 MW/m2, 1,26 MW/m2 110,1°C, 119,1°C 8,55 kW, 14 kg/h, 0,384, 30°C.

(16) 12 10.13 10.14 10.15 10.16 10.17 10.18 10.19 10.20 10.23 10.24 10.26 10.28 10.30 10.31 10.32 10.33 10.34 10.35 10.36 10.37 10.38 10.40 10.41 10.42 10.43 10.44 10.45 10.46. Respostas dos Problemas do Final de Cada Capítulo. (a) 110°C, 1,043 ⫻ 106 W/m2; (b) 109°C (a) 3,5 W, ⫺19°C 559 W, 6,89 ⫻ 10⫺4 kg/s, 0,026 ⬃10, 118°C 164°C, 167°C 175 A 4,70 MW/m2, 23,8 MW/m2 55,4°C (a) 73,8°C, 82°C; (b) 1,13 ⫻ 105 W/m2 0,81 MW/m2 (a) 0,0131; (b) 144,6°C, 182,1°C (a) 180 W/(m2 䡠 K), 0,067; (b) 300°C 835 W (a) 858 kW/m 1,34 MW/m2, 2048 K (a) 907 W/m, 1,4 kg/(h 䡠 m); (b) 107,6°C, 1,4 kg/(h 䡠 m) (b) 82% 0,475 MW/m (a) 146 kW/m2 4,16 ⫻ 104 W/m2 0,18 s, 38,0 s 68,0 kW/m (a) 197°C, 0,672; (b) 691°C (a) 35,6°C; (b) 54,0°C 3,03 mm, 3,65 mm, 4,93 mm, 2,14 mm, 1,43 mm 1,11 ⫻ 10⫺3 kg/s 6,69 mm, 1,29 ⫻ 10⫺3 kg, 9,7 ⫻ 10⫺2 kg 16,0 kW, 7,1 ⫻ 10⫺3 kg/s. CAPÍTULO 11.2 11.3 11.4 11.5 11.6 11.7 11.8 11.9 11.10 11.11 11.13 11.14 11.15 11.16 11.17 11.18 11.20 11.22 11.23 11.24 11.25. 10.70 10.71 10.72 10.73 10.74 10.75 10.77. 40,3 kW, 17,7 ⫻ 10⫺3 kg/s (a) 78°C (a) 1,04 MW, 0,435 kg/s; (b) 0,96 MW; 0,402 kg/s 2,20 kW; 2,43 ⫻ 10⫺3 kg/s (a) 637 kW/m, 0,267 kg/(s 䡠 m) 6,3 MW/m, 2,51 kg/(s 䡠 m) (a) 48,6°C, 4270 W/m, 0,0018 kg/(s 䡠 m) 19,1 kW, 8,39 ⫻ 10⫺3 kg/s 28,3 kW/m, 1,16 ⫻ 10⫺2 kg/(s 䡠 m) 1,27 ⫻ 10⫺2 kg/(s 䡠 m), 30,9 kW/m, 9% (a) 144 mm (a) 530 kg/(h 䡠 m) 24.200 W/(m2 䡠 K), 8990 W/(m2 䡠 K), 70,8°C (a) 0,0118 kg/s, 7,98 ⫻ 10⫺3 kg/s; (b) 50,6°C, 55,4°C; (c) 6,23 m 2,78 ⫻ 10⫺3 kg/s 2,0 s, 3,91 ⫻ 10⫺5 kg 0,0080 kg/s, 0,0020 kg/s, 0,0086 kg/s, 0,0014 kg/s 7100 W/(m2 䡠 K), 9,0 ⫻ 10⫺3 kg/(s 䡠 m) (a) 43.300 W/(m2 䡠 K), 0,0546 kg/(s 䡠 m) (a) 2570 W/(m2 䡠 K), 238, W/m, 1,19 ⫻ 10⫺3 kg/(s 䡠 m) 144.900 W/(m2 䡠 K), 7,56 ⫻ 10⫺4 kg/s 89,4°C; (b) ⫺79°C 2,11 W; 0,003 m2 (a) 114,0°C; (b) 80,9°C, 2,6 ⫻ 10⫺4 kg/s (a) 79,4°C, 55,7 W; (b) 16,4 mm (a) 0,286 kg/s, 0,089 kg/s; (b) 379,7 K, 1,27 bar (a) 1870 W, 325 K, 300 K. 11.26 11.27 11.28 11.29 11.30 11.31 11.32 11.33 11.34 11.35 11.36 11.37 11.38 11.39 11.40 11.41 11.42 11.43 11.44 11.45 11.46 11.47. (a) 357 K, 515 K; (b) 30,7 W/(m2 䡠 K) (a) 785 W/K, 5,0 m; (b) 18,4°C (a) 12 m2, 627 kW, 37,5°C; (b) $440.000/ano (a) 9,0 mm; 3,5 m 79,8°C; 8,70 ⫻ 10⫺4 kg/s (a) 399 K, 70 33,1 m2 (a) 130 m; (b) 1985 W/(m2 䡠 K); (d) 5,8% (a) 74%; (b) 24°C 76,4°C (a) 469,8 K, 327,9 K, 517 kW 456,8 K, 340,3 K, 651 kW 0,185 kg/s (a) 3930 W; (b) 3,74 litro/min; (c) 0,24 m2 (a) 3550 W/(m2 䡠 K), 41,1°C, 0,85 kg/s (a) 344,4 K (a) 1,89 kg/s (a) 720; 0,858 m; (b) 0,513 m (a) 41,9 m2, 20,7 kg/s; (b) 0,936 kg/s (b) 0,50 36,8°C, 37,5°C 50°C, 61,7°C. 10.47 10.49 10.50 10.51 10.52 10.54 10.55 10.57 10.58 10.59 10.60 10.61 10.62 10.63 10.64 10.65 10.66 10.67 10.68 10.69. 11. (a) 92 W/(m2 䡠 K); (b) 690 W/(m2 䡠 K) (a) 1,52; (b) 0,304; (c) 0,10 249 W/(m2 䡠 K), 1140 W/(m2 䡠 K) 11.800 W/m 920 W/m (a) 2255 W/(m2 䡠 K); (b) 1800 W/(m2 䡠 K); (c) 29,4°C (a) 98 W/(m2 䡠 K); (b) 512 W/(m2 䡠 K) 168 W/(m2 䡠 K) 29,5 W/(m2 䡠 K) 12,6 W/(m2 䡠 K) 3,09 m2, 2,64 m2, 2,83 m2, 2,84 m2 4,75 m2 5,64 ⫻ 10⫺4 m2 䡠 K/W 0,90; 2,8 (a) 135 W/(m2 䡠 K); (b) 33,0°C; (c) 31,2°C (a) 0,97 m; (b) 2250 W, 145°C, 338 W/(m2 䡠 K), 9,59 ⫻ 10⫺4 m2 䡠 K/W (a) 48°C; (c) 132 W/(m2 䡠 K); (d) 0,8; (e) 1 5,19 kg/s, 37,5 m (a) 7600 W, 48,1°C; (b) 40 m 0,0029 m2 䡠 K/W (a) 1,58 m2.

(17) Respostas dos Problemas do Final de Cada Capítulo. 11.48 11.49 11.50 11.51 11.52 11.53 11.54 11.55 11.56 11.57 11.58 11.59 11.60 11.61 11.62 11.63 11.64 11.65 11.66 11.67 11.69 11.70 11.71 11.72 11.74 11.75 11.76 11.77 11.78 11.79. (a) 3,07 m2, 33,4°C (a) 9,6 m (a) 508 W/(m2 䡠 K); (b) 1,95 m (a) 243 kg/s, 0775, 390 m2; (b) 17,7 MW (a) 1,11 m3, 1,0 m (a) 55,7°C, 41,9°C; (b) 2300 W/(m2 䡠 K); (d) 74,4°C, 0,55 (a) 11.200 m2; (b) 1994 kg/s 2,83 kg/s (a) 189; (b) 27,2°C; (c) 16,0 kg/s (a) 661 W, 11,0°C; (b) 10.100 W, 24,5°C; (c) $1767 808 W/(m2 䡠 K) (a) 61 W/(m2 䡠 K); (b) 0,64; (c) 46,2°C (a) 29,4% 1014 K, 800 K, 514 K, 0,70 68; 7,1 m (a) 71 m2 (a) 0,53 ⫻ 105 W, 0,47 34,1°C 36,6°C, 143,5°C 241 m2 36.900 m2 23.700 m2 137,6 °C, 135,5 °C (a) 204 kW, 57,3°C, 42,7°C; (b) 2,33 m (a) 0,752 m2; (b) 0,576 m2, 0,0855 kg/s; (c) 0,723 m2, 317 K (a) 0,672 kW; (b) 8°C, 61°C, 1,43 kW (a) 335 K; (b) 8,11 m; (c) 0,666 (a) 30,3%; (b) 27,5 kg/s (a) 86,5 kW/K (a) 44,6 kW; (b) 0,65; (c) 0,55. CAPÍTULO 12.1 12.2 12.3 12.4 12.5 12.6 12.7 12.8 12.9 12.10 12.11 12.13 12.14 12.15 12.16 12.17. 13. 11.81 11.82 11.83 11.84 11.85 11.86 11.87 11.89 11.90 11.92 11.93 11.94. (a) 0,0354 m ou 0,261 m; 0,34 m 41 m2 (a) 26,8°C (a) 2 ⫻ 105 W, 19,6°C, 19,6°C 4,56 m (a) 73,9 W/(m2 䡠 K); (b) 496 K, 369 K (a) 104°C (a) 8,89 m/s; (b) 29,1 W, 30,4°C 46,3°C 373 W, 307,8 K 810 W 58,4 W. 11S.1 11S.2 11S.3 11S.4 11S.5 11S.6 11S.7 11S.8 11S.9 11S.10 11S.11 11S.12 11S.13 11S.14 11S.15 11S.16 11S.17 11S.18. 160 W/(m2 䡠 K) 29,6 W/(m2 䡠 K) 4,75 m2 5,74 ⫻ 10⫺4 m2 䡠 K/W (a) 1,5 m2 33,1 m2 (a) 9,6 m (a) 11.100 m2; (b) 1994 kg/s 878 W/(m2 䡠 K) 243 m2 4,8 m 66,3 W/(m2 䡠 K) 0,082 m3, ⬃13, ⬃11, 0,54 m 56,2 W/(m2 䡠 K), 0,026 m3 3 285 K ⬃11 564 K. 12.18. 789 K, 22 W; 273 K, 1606 K, 37,7 W, 1750 K, 2761 W, 485 K, 0,628 W (a) 133 W, 76 W, 232 W, 5,54 ␮m (a) 6,37 ⫻ 107 W/m2; (b) 5790 K; (c) 0,50 ␮m; (d) 279 K (a) 6,74 ⫻ 10⫺5 sr; (b) 2,0 ⫻ 107 W/(m2 䡠 sr) 7348 W/m2 (a) 15.970 K; (b) 23.020 K 498 K 279 K 3,93 MW (a) ⬍ 1%; (b) ⬍ 8% (a) 0,50 ␮m, 1,16 ␮m, 1,93 ␮m, 9,50 ␮m, 48,3 ␮m; (b) 0,125; 0,366; 0,509 (a) 0,0137; 0,376; 0,359; 0,132 (a) 9,84 kW/m2; (b) 6,24 kW/m2 (a) 0,689 ␮m, 1,127 ␮m; (b) 0,142; (c) 429 W/m2 278, 4 W (b) 0,90 K, 7,1 K. 12. 0,34; 0,80, 1700 W/m2, ⫺700 W/m2 (a) 0,60; (b) ⫺200 W/m2; (c) 1200 W/m2 1963 W/m2, 963 W/m2, ⫺0,378 K/s 7000 W/m2, 0,94 12,1 W/m2, 28,0 W/m2, 19,8 W/m2 (a) 1,38 ⫻ 10⫺3 W; (b) 2,76 W/m2 (a) 193 mm; (b) 940 W/m2 (a) 60 mW; (b) 95,5 W/(m2 䡠 sr); (c) 47,8 ␮W 1086 W/m2 (a) 1446 W/m2 167,6 W/m2 (a) 0,393 m (a) 0,032 W/m2 0,25 (a) 2000 W/m2; (b) 637 W/(m2 䡠 sr); (c) 0,50 (a) 0,10 W; (b) 1273 W/(m2 䡠 sr); (d) 0,10 W; (e) 3,6 ⫻ 10⫺7 W; 90 mW/m2; (f) 5,09 ⫻ 10⫺7 W; 127 mW/m2; (g) 63,7 mW/m2. 12.19 12.20 12.21 12.22 12.23 12.24 12.25 12.26 12.27 12.28 12.29 12.30 12.31 12.32 12.33.

(18) 14 12.37 12.38 12.39 12.40 12.41 12.44 12.45 12.46 12.47 12.48 12.49 12.50 12.51 12.52 12.53 12.54 12.55 12.56 12.57 12.58 12.59 12.60 12.61 12.62 12.64 12.65. 12.67 12.68 12.69 12.70 12.71 12.72 12.73 12.74 12.75 12.76 12.77 12.78 12.79 12.80 12.81 12.82 12.83 12.84 12.85 12.86 12.87 12.88 12.90. Respostas dos Problemas do Final de Cada Capítulo. (a) 0,25, 2,27 ⫻ 105 W/m2 (a) 66,2 W/m2; (b) 8,76 ␮m 0,636; 76,9 kW/m2 300 K 1,45 0,28, 6500 W/m2 (c) 995,3 K (a) 3,3%; 5,3%; (b) 10% 0,373, ⫺5,78 K/s, 311 s 34,7 kW/m2 (b) 7500 W/m2; (c) 2250 W/m2; (d) 0,30 (a) 0,50; 0,60; (b) 3,62 ⫻ 105 W/m2, 5,44 ⫻ 105 W/m2; (c) 0,126 W/(m2 䡠 ␮m); (d) 10,3 ␮m (a) 0,383; (b) 0,958; 0,240 515 W/m2, 1306 W/m2, 1991 W/m2, 3164 W (a) 90; (b) 106 2,51 ⫻ 10⫺6 W 1479 ␮W (a) 0,774; (b) 0,1 (a) 0,45; (b) 0,56; (c) ⫺22.750 W/m2 (a) 0,311; (b) 74,750 W/m2; (c) ⫺60.750 W/m2 (a) 0,669; (b) 0,745; (c) 111 kW/m2; (d) 176 kW/m2 (a) 1,76 ⫻ 10⫺4 W; (b) 0,384 ⫻ 10⫺4 W (a) 0,00099; (b) 0,295; (c) 0,861 (a) 0,839; 0,568; (b) 0,329; 0,217 (b) 0,599; 0,086; 0,315; (c) 1; (d) –615 W/m2 0,85; 0,85; 3,9 ⫻ 106 W/m2; 4,6 ⫻ 106 W/m2; 4,6 ⫻ 106 W/m2; 0,297; 0,106; 137 W/m2; 4,6 ⫻ 106 W/m2; 1,38 ⫻ 106 W/m2 (a) 0; (b) 0,5 (a) 0,574; (b) 0,145; (c) 0,681; 0,539 0; 0,3; 0,7; 0,303; 606 W/m2; 952 W/(m2 䡠 K) (a) 0; 577,4 K; (b) 0,89; 0,10; (c) 5600 W/m2; 630 W/m2; (d) 0,89; 0,10 (b) 1,42 ⫻ 105 W/m2 (a) 0,720; (b) 0,756; (c) ⫺11,8 kW/m2 (a) 0,225; 0,388; 0,5; (b) 443 kW/m2 29,2 W, 344 K (a) 0,748; (b) 29,6°C; (c) 402 W/m2 (a) 117°C (a) 22,2°C (a) 25°C (a) 19,8 W; (b) 538,2 K; (c) 855 s (a) 145 W/m2; (b) 9,23 ␮W; (c) 8,10 ␮W 999 K 8,08 ⫻ 10⫺8 W (a) 1,15 ␮W; (b) 1,47 ␮W 3,38 ⫻ 10⫺7 W (a) 1718 ␮V; (c) 1382 ␮V; 878 ␮V; 373 ␮V (a) 23°C; (b) 44,6°C 571 m/s, ⫺15,5 m/s, 146 m, 0,256 s (a) 134 K 762 K. 12.91 12.92 12.93 12.94 12.95 12.96 12.97 12.98 12.99 12.100 12.101 12.102 12.103 12.104 12.105 12.106 12.107 12.108 12.109 12.111 12.112 12.113 12.116 12.117 12.118 12.120 12.121 12.122 12.124 12.125 12.126 12.127 12.128 12.129 12.130 12.131 12.132 12.133 12.134 12.135 12.136 12.137 12.138 12.139 12.140 12.141 12.142 12.144 12.145 12.146. (a) 5441 W/m2 (a) 0,49; (b) 0,20; (c) 24,5 W (a) 0,375; (b) 0,702; (c) 0,375 (b) 20 K/s (a) 2,93 W/(m 䡠 K) (a) 1425 K; 1,87 ⫻ 105 W/m2; (b) 5,95 ⫻ 10⫺5 W (a) 314 ␮W; (b) 871 K 796 K; 793 K (a) 0,643; (b) 0,200; (c) 1646 kW/m2; (e) 119 s (a) 839 K; (b) 770 K; (c) 850 K 32,5 s (a) 126 W/(m2 䡠 K) (a) 0,799; 0,536; (b) 11,7 K/s; (c) 0,536; (d) 82 s (a) 763 W; (b) 930 K; (c) 537 s (a) 0,80; 0,713; (b) 233 kW/m2, 9,75 K/s; (c) 413 s (a) 0,51 ␮m, 8,33 ␮m; (c) 0,30; 0,59; 0,68; 0,66; 0,68; (d) 73,5 kW/m2 (a) 48,5°C 279 K, 329 K, 225 K 139°C, 3,47 W 329,2 K (a) 0,8; 0,625; (b) 352 K (a) 0,634; (b) 0,25; (c) 460 W/m2 25,7 °C, 28,4 °C 0,129 m, 39,1% (a) 1,60 ⫻ 107 W, 75,8% (b) 35,5°C (a) 8,16 ⫻ 105 W/m2 (b) 295,2 K; (c) 704 W (a) 0,704; (b) 0,20; (c) 6,07 W/(m2 䡠 K) (a) 55,2°C; (b) 35,9°C (a) 4,887 W; (c) 43,5°C 96,5 W/m2 (a) 77,6°C; (b) ⫺35,3°C 380 K; 656 K (a) 197 K; (b) 341 K 439 K 0,94 (a) 837 W, 1026 W (a) 30,9°C, 2746 W; (b) ⫺7,6°C, 4720 W; (c) 80°C; 9565 W (a) 1,286; (b) 353 K, 145 K 714 W/m2 (a) 308 K, 279 K; (b) 211 K, 178 K (b) ⬃5,5 ⫻ 106 s (a) 394,1 K; (b) 1,50 ␮m (a) 0 ou 앝, 295 K; (b) 13,57 ␮m, 205 K, 310,4 K (a) 57,9°C, 180 W; (b) 71,7°C; (c) ⫺30,4°C 4,7°C, 16,2°C (a) 43,1°C; (b) 29,2°C 25°C; 3,1 ⫻ 10⫺4 kg/s (a) 0,0436 kg/m3; 0,0144 kg/m3; 6,76 ⫻ 10⫺6 kg/s; 21,2 W; (b) 503 W/m2; 3105 W/m2; 627 W/m2.

(19) Respostas dos Problemas do Final de Cada Capítulo. CAPÍTULO 13.1. 13.2 13.4 13.6 13.9 13.10 13.11 13.12 13.13 13.15 13.16 13.17 13.18 13.19 13.20 13.21 13.22 13.23 13.24 13.25 13.26 13.28 13.29 13.30 13.31 13.32 13.33 13.34 13.35 13.36 13.37 13.38 13.39 13.40 13.41 13.42 13.43 13.44 13.45 13.46 13.48 13.49 13.50 13.51 13.52 13.53 13.54 13.55. 15. 13. (a) 1,0; 0,424; (b) 0,50; 0,25; (c) 0,637; 0,363; (d) 0,50; 0,707; (e) 0,5; 0; (f) 1,0; 0,125; (g) 0,50; 0,637 (c) ⬃0,62 (b) 0,0767; 0,553; 0,0343; 0,800 (a) 0,781; (c) 0,110; (d) 0,463; (e) 0,741 (a) 0,09 (b) 0,01 (a) 0,038; (b) 0,23 0,41 0,163 27,7 ␮W/m2 (a) 354 mW/m2; (b) 1695 mW/m2 36.900 W 0,0492 kg/(s 䡠 m) (a) 0,64; (b) 1700 W 1,69 ⫻ 105 W/m 456 K 406 K (a) 13,4 W; 6825 W/m2 (a) 413 K; (b) 1312 W 544 K, 828 K (a) 255 W; (b) 970 K, 837,5 K 2515 K, 3459 K, 2452 K, 1502 K 1,58 ⫻ 104 W/m2 0,162 W 11,87 kW (c) 17 kW/m2; (d) 635 ␮W 63,8 W/m2 (a) 1,19 W; (b) 1,48 ␮W (a) 69 mW; (b) 934,5 W/m2; (c) 1085 W/m2; (d) 1085 W/m2 (a) 507 K (a) 308 K 774 K (a) 48,8 K/s; (b) 15 s; (c) 14,6 s; 12,0 s; 6,8 s 1680 W/m; 2508 W/m; 916 K (a) 109,7 W/m, 110,1 W/m; (b) 98,5 W/m, 103,8 W/m (a) 14,2 kW/m2; (b) 56,7 kW/m2; (c) 14,2 kW/m2; (d) 42,5 kW/m2 (a) 1,58 W; (b) 0,986 133 W/m2, 3,76 W/m2, 7,31 W/m2 46,2 kW/m2, 0,814 (a) 0,963 (a) 0,105; (b) 0,092; (c) 0,052 30,2 W/m (a) 30,13 W; (b) 30,65 W; (c) 31,41 W; (d) 55,8 W/kg; 79,2 W/kg; 75,1 W/kg (a) 15,2 W/m 66,4°C, 71,4°C 69°C 1,14 ⫻ 10⫺4 kg/s (a) 1995 W; (b) 191 W; (c) 983 W; 1,5%. 13.56 13.58 13.60 13.61 13.62 13.63 13.64 13.65 13.66 13.67 13.68 13.69 13.70 13.71 13.72 13.73 13.74 13.75 13.76 13.77 13.78 13.79 13.80 13.81 13.82 13.83 13.84 13.85 13.87 13.88 13.89 13.90 13.91 13.92 13.93 13.94 13.95 13.96 13.97 13.98 13.99 13.100 13.101 13.102 13.103 13.104 13.105 13.106 13.107 13.108 13.109. 548 K, 474 K 0,138 (a) 338 K; (b) 25,3 W/m2 90 mW 9 0,50 W/m; ⫺49% 472°C 1225 K, 1167 K (a) 896 K, 986 K; (b) 950 K, 990 K 423 K 10,1 kW/m (a) 10,6 kW/m2, 16,6 kW/m2 3295 W (a) 169 kW/m; (b) 1320 K (a) 1,83 (a) 8520 W/m; (b) 732 K 12,6 kW/m2 (a) 9870 W/m; (b) 853 K (a) 25,3 kW; (b) 18,2 kW (a) 1228 K; (b) 1117 K (b) 43,8 kW; 764 K 266 W/m 0,033 mm, 0,045 mm, 0,059 mm, 300 K, 389 K, 488 K 1046 W (a) 37 W/m; (b) 9,2% (b) 1,32 W (a) 1842 W; (b) 1840 W ⫺538 W, ⫺603 W, 1141 W 31,5 W, 656 K 611 K ⫺200 W, 5037 W, ⫺4799 W, 0 W, 0 W 317 W 1,42 ⫻ 104 W (a) 41,3 kW; (b) 6,55 kW (a) 1/6; 5/6; 0,0471; 0,953; 0,191; 0,762; (b) 1188 K, ⫺20 W (a) ⫺1153 W; (b) 0,57 K/s; (c) 715 K (b) 842,5 K 65,35 W, 52,83 W (a) 14,0°C, 8,6°C (a) 54 kW/m; (b) 1346 K, 25,7 kW/m (a) 373 K, 0,76; (b) 388,4 K, 1,84; (c) 361,6 K, 0,40 4600 W, 64 W/(m2 䡠 K) 106 W/m2, 82,3 W/m2, 83,2 W/m2, 97,5 W/m2, 66,5 W/m2, 67,7 W/m2 (a) 29,5 W/m, 482 K; (b) 441 W/m, 352 K (a) 35 W/(m2 䡠 K); (b) 484 K (a) 792,2 K, 792 K; (b) 783,2 K, 783 K (a) 526 K 6,38; 1,59; 0,709 (a) 577 K; (b) 156 W/m; (c) 3120 W (a) 289,4 W/m2; (b) 376,2 W/m2; (c) 328,7 W/m2 (b) 366 K, 1920 W/m2, 598 K, 10.850 W/m2.

(20) 16. Respostas dos Problemas do Final de Cada Capítulo. 13.110 5700 K/W 13.111 19,2 W 13.112 (a) 145 W/m2; (b) 306 W/m2; (c) 165 W/m2, 156 W/m2 13.113 (a) 8,8°C, ⫺7,4°C, 91,3 W 13.114 669 W/m2, 199 W/m2 13.115 (a) 131 W/m 13.116 59,5°C, 89 W/m 13.117 (a) 466 W, 1088 W 13.118 (a) 54,6 W; (b) 413 K 13.119 (a) 30 W/m2 13.120 (a) 8075 W/m; (b) 796 K, 10 kW/m 13.121 (a) 19,89 W/m2; (b) 100,6 W/m2; (c) 122,1 W/m2 13.122 0,023 kg/s 13.123 (a) 3,45 m; (b) 0,88 m. CAPÍTULO 14.1 14.2 14.3 14.4 14.5 14.9 14.11 14.14 14.15 14.19 14.20 14.21 14.22 14.23 14.24 14.25 14.26. 14.27 14.28. 13.124 13.125 13.126 13.127 13.128 13.129 13.130 13.131 13.132 13.133 13.134 13.135 13.136 13.137 13.138. (b) 1295 K, 498 K; (c) 8 kW/m (b) 1213 W/m; (c) 576 W/m; (d) 502 K (a) 178 W/(m2 䡠 K), 543 K, 0,098 kg/s; (b) 0,140 kg/s (a) 0,0197; (b) 825 K, 108 kW (a) 4,3 m⫺1; (b) 0,999; 0,001; 0,001 15,1 kW 21,9 kW/m 98 kW/m 135 kW/m2 380 K, 89,6 kW/m2 46,8 kW/m2, 42,6 kW/m2 0,515 kg/s 0,004 kg/s; 4,5 m/s; 367 K (a) 530 K; (b) 0,00613 m/s (a) 0,00341 kg/(s 䡠 m); (b) 889 K, 811 K. 14.29 14.30 14.32. (a) 0,10; 5,61 ⫻ 10⫺5 kg/s 6,66 ⫻ 10⫺9 kmol/s 0,0008; 7,48 ⫻ 10⫺8 kmol/(s 䡠 m2), 2,24 ⫻ 10⫺7 kmol/(s 䡠 m2) (c) 3 ⫻ 10⫺5 kmol/m3 (c) 5,11 ⫻ 10⫺6 kmol/m3, 2,18 ⫻ 10⫺15 kmol/s (b) 0,02 kmol/m3; (d) 9,60 ⫻ 10⫺5 kmol/(m2 䡠 s) (b) 5,38 ⫻ 10⫺11 kmol/(s 䡠 m2) (b) 9,08 ⫻ 10⫺7 kmol/m3 333 s 0,02 s (a) 9,7 ms; (b) 1,17 ms 8,42 h (b) 0,0314 (a) 60,9 ␮g; (b) 703 ␮g (a) 2071 dias; (b) 198,3 kg/m3; (c) 198,3 kg/m3 (b) 0,023 3940 s (a) 32 kg/m3; (c) 42,9 h (a) 32 kg/m3; (c) 42,9 h; (d) 218 h 3,3 ⫻ 10⫺3 kmol/(m3 䡠 bar), 8,5 ⫻ 10⫺13 m2/s (a) 0,0778 kmol/m3, 1,24 ⫻ 10⫺4; (b) 0,0117 kmol/m3, 1,9 ⫻ 10⫺5; 0,0346 kmol/m3; 5,5 ⫻ 10⫺5 (a) 2,5 ␮m; (b) 1,7 h; (c) 3,9 h. 14. 0,233; 0,767 (b) 0,31; 0,27; 0,42; 0,35; 0,40; 0,25 0,04 kmol/m3, 1,78 kg/m3, 0,5; 0,61; 0,04 kmol/m3, 1,13 kg/m3, 0,5; 0,39 0,0837; 0,1219 kg/m3, 0,0406 kmol/m3, 35,8 kg/kmol, 0,0146 kg 0,36 ⫻ 10⫺4 m2/s, 0,52 ⫻ 10⫺4 m2/s 3,14 ⫻ 10⫺15 kmol/s (a) 1,087 ⫻ 10⫺8 kmol/s; (b) 1,107 ⫻ 10⫺8 kmol/s 0,257 kg/(m2 䡠 h) 1,5 ⫻ 10⫺8 kmol/(m2 䡠 s) (a) 14,7 ⫻ 10⫺12 kg/s; (b) ⫺3,5 ⫻ 10⫺7 bar/s (a) 0,0189; 0,0120; 1; 1; (b) 0,205; 0,226; 5,53 ⫻ 10⫺6; 9,83 ⫻ 10⫺6 1,39 ⫻ 10⫺6 kmol/(s 䡠 m) (a) 1,31 ⫻ 10⫺9 kmol/(m2 䡠 s); (b) 0,0807 kmol/m3; 0,0404 kmol/m3 4,05 ⫻ 10⫺9 kg/s 1,9 ⫻ 10⫺14 kg/(s 䡠 m) 4 ⫻ 10⫺15 kg/s (a) 1,91 ⫻ 10⫺3 kmol/(m3 䡠 bar); (b) 0,32 ⫻ 10⫺16 kmol/s; (c) 0,32 ⫻ 10⫺16 kmol/s; (d) 0 0,0034 0,022 kg/h. 14.34 14.35 14.36 14.38 14.39 14.40 14.41 14.42 14.43 14.44 14.45 14.46 14.47 14.49 14.51 14.52 14.53 14.54. 14.56.

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