Q.

What is the name of the angle formed by the incident and emerging rays in a prism?

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By Expert Faculty of Sri Chaitanya

Angle of deviation

Angle of refraction

Angle of reflection

Angle of dispersion

answer is A.

(Detailed Solution Below)

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Detailed Solution

A prism is a homogeneous, transparent substance that has two flat surfaces that are inclined at an angle. These surfaces are known as refracting surfaces.

The angle between the incident and emerging rays is known as the angle of deviation.

Discuss the refraction of light through a prism. What are angle of deviation and angle of emergence? How are these angles related to the angle of incidence and the angle of prism? -

In the above figure $∠ D$ is the angle of deviation.

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