A plane mirror and a person are moving towards each other with same velocity v.

Question

A plane mirror and a person are moving towards each other with same velocity v. Then the velocity of the image is

Options:

A . v

B . 2v

C . 3v

D . 4v

Answer: Option C
:
C
If mirror would be at rest, then velocity of image should be 2v. but due to the motion of mirror, velocity of image will be 2v + v = 3v.

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