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2016-03-17T18:52:19+05:30

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Option b is correct as 90-45=45 which is angle of incidence is equal to angle of reflection
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2016-03-17T18:58:47+05:30

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The angle of incidence between the plane of a mirror and light ray is 45º. The angle of reflection is
 B) 45º
 angle of incidence is equal to angle of reflection
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