Question

Define Power of lens.....????
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Answer 1

Hyyy...here is ur answer..☺
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The power of lens is the ability to converge the light rays falling on it.
➡The power of lens is the reciprocal of its focal length...and it is generally represented as:- F=1P
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HOPE IT HELPS☺

Answer 2

power of lens is defined as the reciprocal of its focal length.
its unit is dioptre
usually concave lens have negative power
and convex lens have positive power


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