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ENGG349 Ch15 problems.pdf

9 Pages

Course Code
ENGG 349
Craig Johansen

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Problem 15.39 (8'h) Rod l-Bcan slidefreely alonghefloorandthe inclinedlane.At the instant shown, thevelocityf endA is 4.2 fto theleft.Determine(a) the angular velocity therod,(6)thevelocity oend,Boftherod. uJ ',,'lg {u^"^'' -'.\ (h\'sco's+" ./t--\r 6l: nn-' ///' //Jrr a; 4,na Ctt . G1.Xt" t. t,""r/ : 1 , ,,I 12i * . tw -0- tqo.6) , 91'41' Utri"tLow alslneg: y% vA, a tv/q= {'9 f+/s CirrO =gin+ ie4= A$ ro*s sioC4e-b) fit e\..= ry, Okb lt)- ( 2) Ulne: ?'}ra'l' *A** =o Problem 15,71 (Stn' a*"uu\ . .,, The 8O-mm-radius wheelshown lgklglbr-lrft witha velocityof900 mm/s. Knowing that thdistanceD is50 mm, determinethevelocityof the coland theangular velocityrodAB when (a)f: 0,(b)fr: 90". vp *ri,nru-J) .-.1. i, -frniir,l-o u e/e {,o? \Y L ),'ro= = tt']s'ryr H. R )
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