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A plane mirror M is arranged parallel to...

A plane mirror M is arranged parallel to a wall W at a distance l from it. The light produced by a point source S kept on the wall is reflected by the mirror and produces a patch of light on the wall. The mirroo moves with velocity v towards the wall.
Which of the following statement(s) is`//`are correct?

A

The spot of light will move with the speed v on the wall

B

The spot of light will move on the wall

C

As the mirror comes closer the spot of light will become larger and shift away from the wall with speed larger than v.

D

The size of the light spot on the wall remains the same

Text Solution

Verified by Experts

The correct Answer is:
D
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