A block of mass 1 kg is kept on the tilted floor ofa lift moving, down with `3 m// s^ (2)`. If the bl

A block of mass 1 kg is kept on the tilted floor ofa lift moving, down with `3 m// s^(2)`. If the block is released from rest as shown, what will be the time taken by block to reach the bottom. What is the normal reaction on the block during the motion?

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