Science, asked by kvl10harshitha, 6 months ago

What is the power of the lens if its focal length is 50 cm? *
1D
2D
3D
4D

Answers

Answered by Lochini

0

local length f = 50 cm. power p = 100/ f , 100/5 p= 2D . focal length in + ve lens is convex

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