Question

9 images are noticed for an objects placed in front two plane mirrors are placed in angle theta find value off theta

Answer 1

Explanation:

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=(

θ

360

−1)

Given n=11

⟹(

θ

360

−1)=11

⟹θ=30

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