In Fig. 12-64, block A (mass 10 kg) is in equilibrium, but it would slip if block B
Chapter 12, Problem 55(choose chapter or problem)
In Fig. 12-64, block A (mass 10 kg) is in equilibrium, but it would slip if block B (mass 5.0 kg) were any heavier. For angle u 30, what is the coefficient of static friction between block A and the surface below it? AB
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