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Pole of a mirror

The rays para...

Question

The rays parallel and close to the principal axis are called:

A

Converging rays

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B

Diverging rays

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C

Coherent rays

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D

Paraxial rays

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Solution

The correct option is D Paraxial rays
The rays parallel and close to the principal axis are called paraxial rays. The rays parallel but not close to the principal axis are called peripheral rays.

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