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two mirror a and b are kept perpendicular to each other as shown. an inciednt ray hits mirror a at an angle of 30. after reflecting off mirror a , its hits mirror b at an angle x. draw the rays that get reflected off the mirror a and b and find angle x . |
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Answer» Answer: Correct 65 ∘
On plotting the RAY DIAGRAM, we get by geometry the ANGLE of reflection for the ray REFLECTED from MIRROR B = 65 o . |
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