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A ball strikes a wall with a velocity ve...

A ball strikes a wall with a velocity `vecu` at an angle `theta` with the normal to the wall surface. and rebounds from it at an angle `beta` with the surface. Then

A

`(theta + beta)` is equal to `90^(@)` is wall is smooth

B

If wall is smooth coefficient of resitution `= (tan beta)/(cot theta)`

C

If wall if smooth coefficient of resitution `lt (tan beta)/(tan theta)`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
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