Science, asked by kavansraj5eshJa, 1 year ago

what is the focal length of a lens ,whose power is given as +2.0 D ??

Answers

Answered by Anonymous

5

P=1/f(focal length)
2=1/f
2f=1
f=1/2
f= +0.5 ( whatevr units they have given either meter or centimeter)
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Answered by poojaAR

2

P=1/f(focal length)
2=1/f
2f=1
f=1/2
f= +0.5

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