A ball of mass 0.1kg moving with velocity of 20ms-1 is hi...
A ball of mass 0.1kg moving with velocity of 20ms-1 is hit by a force which acts on it for 0.02s. If the ball moves off in the opposite direction with a velocity of 25ms-1 , calculate the magnitude of the force.
25N
100N
125N
225N
250N
Correct answer is A
No explanation has been provided for this answer.
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