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A ball of mass  moves with speed  and strikes a wall having infinite mass and it returns with same speed then the work done by the ball on the wall is

a)

Zero

b)

c)

d)



Question ID - 50777 | SaraNextGen Top Answer

A ball of mass  moves with speed  and strikes a wall having infinite mass and it returns with same speed then the work done by the ball on the wall is

a)

Zero

b)

c)

d)

1 Answer
127 votes
Answer Key / Explanation : (a) -

(a)

The ball rebounds with the same speed. So change in it’s Kinetic energy will be zero  work done by the ball on the wall is zero

127 votes


127