MidTerm-I-T-(5-7)-(6-8)-Sol

MidTerm-I-T-(5-7)-(6-8)-Sol - inclined surface and the...

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"F T $*T ) t6^e ) ffr*iu4 The unstretched Iength of the spnng CD is 350 mm. Sup pose that you want the lever.4BC to exert a 120_N normal force on the smooth surface at A. Determine the necessary. value of the spring constant ft and the resulting reactions at B. Ei46= 6 Z Fya = t: {ns-lpn !7o,t8a -p g'axa*{hg.90 - l'ns 37.si qJo =o T* T*,6t'l Eg | (DS j7,9 l< * ;{;r* 3,39 e M/mn 119 a"g)<"f = {) 1a7,11 N $f*.?n*"fJ.0 * cl 18,1s M 0X )F 8** -T 5t^ 31,9o + SJ b\ Q ; ry764ad = 3Y, S' Wr,ryfr,-f = t< tvol tb =o = 2 t2,3t N
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Ve.r4':v : i,/ni.t. Ve$rr I {o*grs - The l0-lb metal diskA is supported by the smooth
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Unformatted text preview: inclined surface and the strings AB and AC. The disk is located at coordi-nates (5, 1, 4) ft. What are the tensions in the strings? Jr' Q- 11,o$* fo = Irl f *ru fc =7. {cq fu- = -/sJ ( _=_- lg ( _ C,6t^t .? fl "r la Ldi$/pj, Nn = NA ( r"bg j + S;ao K ) = /'lx {r'"r4 or = Na U,11 l. f q +o,bz| J -orS &) .', + #,tlWJ - a,{rr* * )-; +$[ tfrn$. L o,L( k ) Solution of EM 306 Fall 2007 IF;<=o -0,6>3fu + g,\tgTq :o t F, =o o,6vt T o * ltsltt TL */o J 0,t/ N4 ' o lfV =ct *s,s"Tb - 0,6s$Tc ! o1t$N4 *0 fB= /"Sl lb Tc= l,g3 tb Nh = 6,i'l ilc...
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This note was uploaded on 03/19/2008 for the course E M 306 taught by Professor Rodin during the Spring '08 term at University of Texas.

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MidTerm-I-T-(5-7)-(6-8)-Sol - inclined surface and the...

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