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Quiz02_sol

# Quiz02_sol - about point O for O = 50 = 18 c cosLo =\80 sin...

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Sol.rho rt QUIZ2 Calculate the moment M of the 900 N force about point B. ff0srn-. 16oN Monday09/15/2OOS 'in I 1r- B1 -- - 9oo coESox - 3oo\$nbd -= - 602'657 = *647' 65) ( o"z cosb o -t- O' 6) x (o zs\n3o) A5 + t Ir-rog = 64t'652 N-*Jt* [ t- 9*= 'L z' o ,2- cosS o O ,Lsrn }d

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So\utoq QUIZ2 Tuesday 09/16/2008 t. As a trailer is towedin forward direction, the force = 120 N is applied asshown to the ball of the trailer hitch. Determine the moment (in N-m) of this force about point O. Radius of ball = 50mm. I I 100 -T (Dimensions in mm) [4 @0 -- + l2O c,oslo x' lbO,7 N-rn lzo sinbD x D'1 ) 1.2J + ) ccL^) f ' 120ft
Qu'zz Solslie n 2. Determine the moment

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Unformatted text preview: about point O for O = 50'. = 18 c cosLo' = \80 sin 10 [email protected] =*Fx^(r5o+l2osnbcr,) ) + I gocosro x ( \Bo + \)ogin 1o) 4t? tg N**,^ cCy.l Io 6i qi c{i-t .[ I I I I l5o f-x t I I I l I l I l^ ru 3'( +tu l20cr's3o') \8Osin 20 ( 1 l2Cc"os to) f=180N 4 tq rs So\u \', on QUIZ 2 The 120N force is applied as shown to one end of the curved wrench. (i) lf a = 30", Calculate the moment of F about centre O of the bolt. X=3o WednesdaV 09/I7 /2OO8 t. F-- t2ost [email protected] C - F i2osin36 ( tr + 70 + 70+ 25) l2Ocllsbb ( 7e + r5O -{-il4oo * bo tz7. 6a- 4 tBzz" 6s # ) 7D) =+ _{__ 25'nrn...
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