Science, asked by Raza93, 1 month ago

If the radius of curvature of a lens is 30cm then what is its focal length.

Answers

Answered by tpalak105

3

Answer:

15cm

Explanation:

Focal length= 1/2 of radius of curvature

1/2 × 30

= 1×15 = 15 cm

I hope it will help you

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