Question

If light in incident on plane mirror making an angle of 30 degree with surface of the mirror then the angle of reflection of light will be a) 30 degree b)45 deree c) 60 degre d) none of the above. ​

Answer 1

Answer:

60 degree

Explanation:

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Answer 2

Answer:

(b) 30º

Explanation:

The angle of incidence is always equal to the angle of reflection.

$\angle i = \angle r\\\Rightarrow 30 = \angle r$