Question

Two plane mirrors are at 45degree to each other. If an object is placed between them then the number of images will be:. a)5 b)9 c)7 d)8

Answer 1

Explanation:

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Answer 2

Answer:

c)7

Explanation:

Given that,

Angle θ=45  

0

We know that,

The Number of image is

=2π /ϕ -1

​= 2×4π /π −1

 =8−1

=7