Question

What is principal focus of spherical mirrors

Answer 1

The principal focus of a spherical mirror is a point on the principal axis of the spherical mirror at which, the light rays which are parallel to the principal axis actually converge (meet) or appear to diverge after reflection.

Answer 2

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$\bold{ANSWER :-}$ Principal focus of spherical mirrors is a point on the principle axis where all the rays of light after reflection meet or appear to diverge.

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