Question

CALCULATE THE NUMBER OF IMAGE OBTAINED WHEN THE TWO PLAIN MIRRORS ARE PLACED AT AN ANGLE OF
120°
90°
45°
180°
AND WHEN THEY ARE PLACED PARALLEL TO EACH OTHER​

Answer 1

Answer:

If the plain mirrors are kept at angle of 120, 90 ,45 then 3 images are formed by the mirrors

when the mirrors are kept at 180 then the 2 images are formed

and when the mirrors are kept parallel then infinite no. of images are formed

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