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An object is moving towards a mirror wit...

An object is moving towards a mirror with a velocity of `10 ms^(-1)` as shown in the figure. If the collision between the mirror and the object is perfectly elastic, then the velocity of the image after collision with mirror in vector form is

A

`-10 hat(j)`

B

`-10 cos 15 hat(j) + 10 sin 15 hat(j)`

C

`-10 hati`

D

`-10 cos 30 hat(j) - 10 sin 30 hat(i)`

Text Solution

Verified by Experts

The correct Answer is:
D
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