1.

A ball of mass 200g moving with acceleration of 3ms-2 strikes a wall. What is the force exerted by the wall on the ball.

Answer»

m = 200mg or 0.2 kga = 15m/s^2

we know that F = maso, F = 0.2*3F = 0.6 N

Therefore, force exerted by wall on ball is 0.6 N



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