Question: The two 4 0 - k g blocks are released from rest. The coefficient of kinetic friction between all contacting surfaces is k = 0

The two 40-kg blocks are released from rest. The coefficient of kinetic friction between all
contacting surfaces is k=0.12. What is the horizontal velocity of block B after 0.4 s ?
The two 4 0 - k g blocks are released from rest.

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