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Question

Figure shows a wedge of mass 2kg resting on a frictionless floor. A block of mass 1 kg is kept on the wedge and the wedge is given an acceleration of 5 m/sec2 towards right. Then:
1105058_f85d9d99680340b58bd67700dd8d1b11.png

A
Block will remain stationary w.r.t. wedge
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B
The block will have an acceleration of 1 m/sec2 w.r.t. the wedge
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C
Normal reaction on the block is 11N
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D
Net force acting on the wedge is 2N
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Solution

The correct option is C Normal reaction on the block is 11N
mg×cos37+ma×sin37=N
N=8+3=11N

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