7708d_Ans_001-006

7708d_Ans_001-006 - Answers to Selected Even-Numbered...

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Chapter 1 1.4 1 a 21 b c 2 FL 1.6 1 b 2 1.8 dimensionless; yes 1.10 dimensionless; yes 1.12 yes 1.14 1 a b 2 70.2 kg; 1 c 2 13.4 N; 1 d e 2 1.16 1 a b 2 1 c d 2 1 e 2 289 K 1.20 1 a b 2 1 c 2 1.22 30.6 kg; 37.3 N 1.24 1.26 1.28 *1.30 1.32 58.0 kPa 1.34 oxygen 1.36 1.40 1.42 31.0% 1.44 1.46 1.48 15,000 1 water 2 ; 752 1 air 2 *1.50 *1.52 1.54 1.56 1.58 acting to left on plate *1.60 1 a 2 1 b 2 1.62 *1.64 1.68 1.70 104 psi 1.72 1.74 1.76 1.06 1.78 4.74 psia 1.80 70.1 kPa 1 abs 2 ; 10.2 psia 1.82 97.9 Pa 1.84 1 a 2 1.86 0.0614 in. 1.88 water column Chapter 2 2.2 1 a 2 16.0 kPa; 9.31 kPa; 1 b 2 no 2.6 50.5 M Pa; 7320 psi 2.8 No 2.10 2.12 36,000 lb 2.16 ± 7.7 psi p ² K h 2 ³ 2 ´ g 0 h 24.5° E n 1 water 2 ³ E n 1 air 2 ² 1.52 µ 10 4 1.52 kg ³ m 3 3.00 µ 10 5 psi 2.45 lb ± s ³ ft 2 0.944 ft ± lb; 17.8 ft ± lb ³ s lb ³ ft 2 1 y ² 0.05 ft 2 5.72 µ 10 ± 5 lb ³ ft 2 1 y ² 0 2 ; 6.94 µ 10 ± 5 C 1 ² 153 s ± 1 ; C 2 ² 4350 ft ± 2 s ± 1 0.552 U ³ d N ³ m 2 7.22° ratio ² 1 10 3 K; 5.76 µ 10 ± 4 N ± s ³ m 2 D ² 1.767 µ 10 ± 6 N ± s ³ m 2 ; B ² 1.870 µ C ² 1.43 µ 10 ± 6 kg ³ 1 m ± s ± K 1 ³ 2 2 ; 0.116 lb ± s ³ ft 2 ; larger 5 µ 10 ± 5 N ± s ³ m 2 ; 10.4 µ 10 ± 7 lb ± s ³ ft 2 1.5 µ 10 ± 3 N ± s ³ m 2 ; 3.1 µ 10 ± 5 lb ± s ³ ft 2 6.44 µ 10 ± 3 slugs ³ ft 3 ; 0.622 lb 991.5 kg ³ m 3 r ² 1001 ± 0.05333 T ± 0.004095 T 2 ; 16.0 kN ³ m 3 ; 1.63 µ 10 3 kg ³ m 3 ; 1.63 0.0186 ft 3 ; no 2.65 slugs ³ ft 3 ; 1.37 2.67 ft 3 ³ s 4,540 liters ³ min; 7.57 µ 10 ± 2 m 3 ³ s; 5.90 µ 10 4 W; 3.86 µ 10 5 m; 7.83 µ 10 5 J; 6.47 µ 10 5 m 2 ; 1.12 N ± s ³ m 2 22.3 m ³ s 2 ; 4.32 mm ³ s; FL ± 3 ; FL ± 2 ; ANS-1 A nswers to Selected Even-Numbered Homework Problems *Problems marked with an Æ* are intended to be solved with the aid of a programmable calculator or computer.
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2.18 1 a 2 0.759 m; 0.759 m 1 without vapor pressure 2 ; 1 b 2 10.1 m; 10.3 m 1 without vapor pressure 2 ; 1 c 2 12.3 m; 13.0 m 1 without vapor pressure 2 2.20 1 a 21 b 2 1 c 2 2.22 2.24 4.67 psi 2.26 2.28 78.4 lb 2.32 0.224 psi 2.34 2.36 0.040 m 2.38 94.9 kPa 2.40 2.42 4.06 ft 2.44 2.46 0.304 ft 1 down 2 2.48 665 lb 2.50 2.52 1350 lb 2.54 33,900 lb; 2.49 ft above base of triangle 2.56 2660 lb 2.58 436 kN 2.62 1 a 2 1060 kN 1 rectangle 2 ; 1010 kN 1 semicircle 2 ; 1 b 2 2.64 1.88 ft *2.66 426 kN; 2.46 m below fluid surface 2.68 0.146 2.70 2.72 acting 406 ft up from base of dam 2.74 3360 psi 2.76 60.8 kN; 0.100 m below center of tank end wall 2.78 203 kN 2.80 585 lb acting vertically downward along vertical axis of bottle 2.82 1.22 ft; no change 2.84 54,600 lb 2.88 2.90 1 a 2 18.9 kPa; 1 b 2 2.92 2.94 2.96 2.98 2.100 Chapter 3 3.2 1 a b 2 41.2 psi 3.4 3.6 3.8 1 2 1 2 3.10 12.0 kPa; 3.12 1 a b 2 3.14 3.16 3.18 43.0 psi 3.20 10.7 s 3.22 3.24 1 a b 2 3.26 3.28 1.40 mph 3.30 3.32 3.34 45.7 ft 3.36 3.38 3.40 30 deg 3.42 0.188 in. 3.44 19.63 psi 3.46 2.50 in. 3.48 1.31 ft 3.50 3.52 2.34 3.54 From 3.58 15.4 m 3.60 1.98 ft 3.62 5.18 psi 3.64 3.66 0.37 m 3.68 7.53 ft 3.70 3.72 3.74 3.76 3.82 7.98 psi; 3.84 53.4 psi; 48.1 psi 3.86 3.88 3.90 3.92 0.630 ft; 4.48 ft 3.94 3.96 6.51 m; 25.4 m; 6.51 m; Chapter 4 4.4 1 2,2 2 4.6 4.10 4.12 4.14 4.18 2 8 m / s 2 ; 2 2.0 m / s 2 ; 2 0.08 m / s 2 2 c 2 x 3 ; 2 c 2 y 3 ; x 5 y 5 0 x 52 h 1 u 0 / v 0 2 ln 3 1 2 1 y / h 24 xy 5 C when x 56 y ; x 5 y 5 0 2 9.59 m 0.174 m 3 / s Q 5 CH 2 3000 ft 3 / s; 2000 ft 3 / s; 2120 ft 3 / s 2 7.14 3 10 2 5 psi 3.97 ft 3 / s 29.0 ft / s; R 5 0.998 z 1 / 4 8.68 3 10 2 3 m 3 / s 0.351 ft 3 / s 7.38 m 3 / s 0.303 ft 3 / s; 499 lb / ft 2 ; 312 lb / ft 2 ; 2 187 lb / ft 2 0.229 d 10 to 1.00 d 10 2 8.11 psi 2.54 3 10 2 4 m 3 / s D 5 D 1 / 3 1 2 1 p 2 gD 1 4 z / 8 Q 2 1 / 4 0.0156 m 3 / s Q 5 1.56 D 2 , where Q , m 3 / s, D , m 2.45 3 10 5
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7708d_Ans_001-006 - Answers to Selected Even-Numbered...

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