376_Dynamics 11ed Manual - Engineering Mechanics Dynamics...

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Engineering Mechanics - DynamicsChapter 15TBTCvBvCθCFindTBTC,vB,vC,θC,()=TBTC7.5020.85lb=θC76.12 deg=vB8.97fts=vC13.78fts=Problem 15-105The block of weight Wrests on a surface for which the kinetic coefficient of friction is μk. Itis acted upon by a radial force FRand a horizontal force FH, always directed at angle θfromthe tangent to the path as shown. If the block is initially moving in a circular path with a speedv1at the instant the forces are applied, determine the time required before the tension in cord

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