Light idyamandir Classes Two plane mirrors are inclined to each other at an angle 70° as shown in figure. Aray of light PO incident at some angle i on the mirror M, and falls after reflection from it on the other mirror M, from whcih it get reflected along a direction parallel to the plane mirror M. Find the value of i. M Р 1 B. M 70° M 0
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Answer:
Different angles as shown in the figure.
0 + 40° = 90°
Therefore, 0 = 90° - 40° = 50°
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