Science, asked by singhsushmahdi2082, 1 year ago

What is the focal length of a convex lens having power + 5.0 D ?

Page 44 Chapter - 2.Reflection and Refraction

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Answered by Anonymous

4

Focal length f=1/p=1/5=0.2m

Answered by Anonymous

14

hay.... hope you like it☺

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