Question

Define the power of a lens

Answer 1

Answer:

please mark me as the brainliest

Explanation:

The power of lens is defined as the ability of a lens to bend the light .

It is also defined as the reciprocal of the focal length in metre .

Power = 1 / Focal length

S.I. unit is dioptre (or) per metre

Answer 2

$\huge\texttt{Answer}}$

Power of a lens is the ability to converge or diverge the ray of light falling on it is reciprocal of focal length of the lens.