A force of 400 n is required to start a 50-kg box moving

A force of 40.0 N is required to start a 5.0-kg. box moving across a horizontal concrete floor.

(a) What is the coefficient of static friction between the box and the floor?

(b) If the 40.0 N-force continues, the box accelerates at 0.70 m/s^2. What is the coefficient of kinetic friction?

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A force of 400 n is required to start a 50-kg box moving : a force of 40.0 n is required to start a 5.0-kg. box moving across a horizontal concrete floor.a what is the

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