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A tennis ball dropped on a barizoontal s...

A tennis ball dropped on a barizoontal smooth surface , it because back to its original postion after hiting the surface the force on the bell during the collision is propertional to the length of compression of the bell . Which one of the following skethes desches discribe the variation of its kinetic energy `K` with time `1` mass apporiandly ? The figure as only illistrative and not to the scale .

A

B

C

D

Text Solution

Verified by Experts

The correct Answer is:
B
`K =1/2mv^(2)`
`K = 1/2mg^(2)t^(2)`
`K prop t^(2)`
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