A 400 N block is resting on a rough horizontal surface for which the coefficient of friction is 0.40. Determine the force p required to cause motion to impend if applied to the block. a)Horizontally (or). b)downward at 30° with the horizontal
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A 400 lb block is resting on a rough horizontal surface for which the coefficient of friction is 0.40. Determine the force P required to cause motion to impend if applied to the block (a) horizontally or (b) downward at 30° with the horizontal. (c) What minimum force is required to start motion?
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