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Prob 1.7, 1.8, 1.9, 1.10, 1.11, 1.12, 1.13

# Prob 1.7, 1.8, 1.9, 1.10, 1.11, 1.12, 1.13 - ‘1...

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Unformatted text preview: ‘1! : ’TEXIHLJ‘IU pgmon or this material may be reproduced, in any form or by any means, without permission in writing from the publisher I 1-7. Evaluate '(204 mm)(o.oo457 kg)/{34.6 N) to three signiﬁcant 113111;; and expressihc answer in SI units using an appropriate, psefix. - - “'1-8. If a car is traveling st 55 mi]h,dct¢rmine its speed in kilometers per hour and meters par second. 1-9. Convert.- (a) 2110 1111s to N-m. '(b) 3511 111/113 19 kN/m’, (c) 8 ft/h to min/s. Express the' result to 111m signiﬁcant ﬁgurss. Use an appropriate preﬁx. , 1 1-10. What is the weight in newtons of an‘ubjcct that has a mass at; (11}10kg, (1;) 0,5 g, (c) 4.50 Mg? Express the resuiuothree signiﬁcant ﬁgures. Use an appropriate prefix. ' 1-11. If an-object_ has is. 1111153 of 40 slugs, datermine its mass in kiIOgrams. ‘ *1-_12. The spéciﬁc weight (vi-Mini.) , of brass is 520 lb/ft3. Determine- its density (mass/vol.) in SI units. Use an appropriate preﬁx. 1-13. A mm column has a diameter of 350 mm and a length of 2 m. If the density:(msss/volumc)lpfcoqcrste is 2.45 Mg/m’, damn-nine she “might of the column in pounds. '03) . ‘ —3 -3 (204 mm){0.004'.57 kg)l(34.6N) '= {[__l_._] 21mm 12:;7110 ’ [‘5 J : [sagas-gm- leg) as 26.9HM‘ kglN . 551111 523011 0.304.311: 1km - ”Wk-(T 1- )(“Ia—ii‘ﬁer] swam/11. - Ans' , " 311.5km 1000111 111 3. = ’ -—---u- a . 8 Sign/h ( 'XlkaBﬁOOs) 2411111111 A" (a) (2110715159643: "X”??? m) = 21111- 111 Am , . .' '35me[ in. items}: ..' ' > 3 . 111a 0.3043111 lib )‘55‘0kmm A” 811' 111 0.3048111 ' ‘ - —-—— . = . A (a) W=(9.81m1s1)(10kg) =.98.1N ' Ana (1;) w: (9.31 m/s1)(o.5 11111114: lasts) a 4.9011111 Am! (C) w ;, (9.31 11111130151111909g kgﬂrig): 44.1w An: 40 slugs=(‘l4.5938 lag/slug! : 584 kg Am 5211mmg = 5101s a 3 4.44am: ‘ 1kg ‘73—)(osusm)( 111. M9111") a 11.3: mm1 Ans . ‘V'= mill: = x(°—'§’im)z(2 m) ‘=.- 0.1924 1113 m = 9v:- [ﬂgl‘igksim 1115).: 471.44 its w : mg = (47 1.44113) (9.81 1111s”) = 4.5249001) N - W={4.5248(103) MEALS; N): 1.04 In") An: ...
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