caluate the number of images formed by two mirrors if angle of inclination is 30 ⁰
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No. of images formed when two mirrors are placed at an angle ' θ ' is given by the formula :
n = ( 360° / θ ) - 1
where , n = no. of images formed
So , n = ( 360 / 30 ) - 1
=> n = 12 - 1
=> n = 11
∴ There will be 11 images formed when two mirrors are placed at an angle of 30°.
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