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If Two mirrors are placed at an inclination of 30° then how many images can be seen ?

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Formula : 

Number of images N = \(\frac{360°}{30°} - 1\)

Gvien :

θ = 30°

 N = \(\frac{360°}{30°} - 1\)

= 12 - 1 = 11 images.

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