Angle of deviation is the angle between the direction of incident ray and the emergent ray. What is the sum of angle of incidence, angle of reflection and angle of deviation equal to ?
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Answer:
Correct option is D)
Explanation:
When a beam passing through an object like glass prism it gets deflected twice, once while entering into glass prism and secondly when exiting from the prism. The sum of these two deflections is known as deviation angle or angle of deviation.
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