Question

what is principal focus of concave mirror?
-definition in easy language

Answer 1

hello my friend...here is your answer

Light rays that are parallel to the principal axis of aconcave mirror converge at a specific point on its principal axis after reflecting from the mirror. This point is known as the principal focus of theconcave mirror.

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Answer 2

Define the principal focus of a concave mirror Light rays that are parallel to the principal axis of aconcave mirror converge at a specific point on its principal axis after reflecting from the mirror. This point is known as the principal focus of theconcave mirror