Science, asked by kuldeepgogoi065, 11 months ago

if the power of a lens +2D then its focal length be---
A)0.5 Mtr
B)0.05 Mtr
C)50 Mtr
D)5.01Mtr

Answers

Answered by arshad4698

2

Answer:

b )o.o5 mtr os the focal lenght of the anwer

Answered by Shanaya331990

5

Answer:

A. 0.5 m

Explanation:

Power = 1/f

focal length (f) = 1/power

then, f = 1/2

f = 0.5 metre

hope it's help you friend

pls

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