Question: SAMPLE PROBLEM 1 2 . 4 The 1 2 - l b block B starts from rest and slides on the 3 0 - l

SAMPLE PROBLEM 12.4
The 12-lb block B starts from rest and slides on the 30-lb wedge A, which is supported by a horizontal surface. Neglecting friction, determine (a) the acceleration of the wedge, (b) the acceleration of the block relative to the wedge.
SAMPLE PROBLEM 1 2 . 4 The 1 2 - l b block B

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