A block of mass 1 kg is at rest relative...

A block of mass 1 kg is at rest relative to a smooth wedge moving leftwards with constant acceleration `a = 5m//s^2`. Let N be the normal reaction between the block and the wedge. Then : `(g = 10 m//s^2)`

`N=5sqrt5N`

N = 15 N

N = 25

N = 20

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