Correct Answer: Option C

Explanation

When two mirror are inclined at an angle θ, the number of images formed, n = \(\frac{360}{\theta}\) − 1

∴ since \(\theta\) = 90o

∴ \(\frac{360}{\theta}\) − 1

= 4 − 1

= 3

There is an explanation video available below.

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