Question

SI unit of power of a lens is
(a) dioptric
(b) metre
(c) watt
(d) none​

Answer 1

HEY MATE【◆◆◆◆◆】【●●●●●】-------------

SI unit of power of a lens is

(a) dioptrie✔️✔️

(b) metre

(c) watt

(d) none

(A)is the right ans.⚡️⚡️

HOPE THIS HELP YOU..☺️☺️

Answer 2

Explanation:

The SI unit of power of lens is dioptre.

Power of lens = 1 / focal length.

Thank you