B 区 A C Figure above shows a box B with a mass mg sits on top of a cart A with a mass mĄ. Both cart A and box B are initially at rest. Cart A is then pulled to the right with an acceleration a4. The coefficients of friction between the bottom of the box B and the cart A are µs = 0.5 and µk = 0.3, and 0 = 15". Draw the free-body diagram and the kinetic diagram of box B.

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Figure above shows a box B with a mass mg sits on top of a cart A with a mass m4. Both
cart A and box B are initially at rest. Cart A is then pulled to the right with an acceleration
a4. The coefficients of friction between the bottom of the box B and the cart A are µs =
0.5 and µk = 0.3, and 0 = 15°".
Draw the free-body diagram and the kinetic diagram of box B.
Transcribed Image Text:B A Figure above shows a box B with a mass mg sits on top of a cart A with a mass m4. Both cart A and box B are initially at rest. Cart A is then pulled to the right with an acceleration a4. The coefficients of friction between the bottom of the box B and the cart A are µs = 0.5 and µk = 0.3, and 0 = 15°". Draw the free-body diagram and the kinetic diagram of box B.
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