Question

Blocks A, B, and C have weights of 50 N, 25 N, and 15 N, respectively. Determine the smallest horizontal force P that will cause impending motion. The coefficient of static friction between A and B is μs = 0.3, between B and C,
μ's = 0.4, and between block C and the ground, μ"s = 0.35.

Prob. F8–7
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Transcribed Image Text

Prob. F8–7