Question

what is principal focus of a spherical mirror
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Answer 1

Answer:

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

Explanation:

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Answer 2

Answer:

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 principal axis actually converge or appear to diverge after reflection .

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