Frictional force question?

Science & Mathematics by Anonymous 2018-08-15 14:11:04

Social Science

Frictional force question?

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A block of weight 200N rests on a rough horizontal table. When the block just begin to slip, the pulling force is found to be 40N. What is the coefficient of friction between the two surfaces? A. 50.0 B. 5.0 C. 0.5 D. 0.05 E. 0.005