Physics, asked by ggplwl535, 1 year ago

Power of lens is 4.5 D.Find its focal length

Answers

Answered by Adithiya2002

4

P=1÷f

f=1÷4.5

=0.22cm

Thanks

Answered by sahil755

1

power of lens =4.5 d
f =1/p
f=1/4.5

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