Two plane mirrors OM1and OM2are inclined to each other such that angle between them is ‘A’. A beam of parallel rays are incident on them as shown in figure. Then the angle between the reflected rays is
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a
A
b
2A
c
3A
d
4A
answer is B.
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Detailed Solution
By Law of reflection,∠OPA=∠RPQ=A/2∴ Angle between reflected rays ∴ = A2+A2 × 2=2A