Question

two plane mirrors are kept inclined at a particular angle and an object is placed between the two mirrors, the number of images formed by them is 5. The angle between the mirrors is

Answer 1

Answer:

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Answer 2

Answer:

When two plane mirrors are inclined to each other at an angle θ ,then number of images (n) formed of an object which is kept between them is given by

n=( θ360 −1)

Given n=11

⟹( θ360 −1)=11

⟹θ=30°