6.
If an incident ray making an angle of 10° with the horizontal is to be reflected
perpendicular to the horizontal, by an inclined plane mirror, then inclination of the
plane mirror (0) should be
(1) 0 = 30°
(2) 0= 40°
10° i
(3) 0 = 50°
(4) 0= 60°
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Answer:
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Answered by
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Answer:
the correct option is (2) 40°
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