Question

with the help of suitable diagram, explain the meaning of term:(a) centre of curvature (b)optical centre (c) focus​

Answer 1

Answer:

Center of curvature

The reflecting surface of a spherical mirror from a part of a sphere. This sphere has a centre .This point is called the centre of curvature of a spherical mirror

optical center :

The central point of a lens

focus:

The reflected Ray come from a point on the principle axis. This point is called principal focus.

Explanation:

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