Question

if powr of lens is 2D then f is

Answer 1

then f is 1/2 this is the answer of this question

Answer 2

Hey frnd here is ur ans.....

power of lens (p) = 2D

focal length of lens (f) = 1/p

f = 1/2 = 0.5 m

Hope it helps you✌✌

Sweety ⚡⚡