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Three plane mirrors are placed such that...

Three plane mirrors are placed such that the angle between the first and second or second and third is the same `theta`. A light striking the first mirror, after reflection at the three mirrors emerges opposite to the initial direction. The value of `theta` can be

A

`60^(@)`

B

`150^(@)`

C

`120^(@)`

D

`45^(@)`

Text Solution

Verified by Experts

The correct Answer is:
C
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