Q2: Uniform 40kg bar AB is subjected to force P, smooth guides at B, at A,...

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Q2: Uniform 40kg bar AB is subjected to force P, smooth guides at B, at A, u,-0.3, (a) If P-200N, find friction force at A. (b) find P required to cause slippage at A. (25 marks) P. 1/2 60 A. Q2: Uniform 40kg bar AB is subjected to force P, smooth guides at B, at A, u,-0.3, (a) If P-200N, find friction force at A. (b) find P required to cause slippage at A. (25 marks) P. 1/2 60 A.