Complete the following sentence : Angle of deviation is the angle which the .................... ray makes with the direction of ................... ray.
A
incident, emergent
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B
incident, reflected
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C
reflected, incident
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D
emergent, incident
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Solution
The correct option is D emergent, incident Angle of deviation is the deviation caused in the path of incident ray due to the presence of a medium which is the angle between the emergent ray coming from the medium and the incident ray.