Science, asked by srujanreddy18, 1 year ago

Focal length of a concave mirror is 20 cm then its radius of curvature

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Answered by amani2004
5

If focal length of a spherical mirror is 20 cm, then its radius of curvature is equal to. The name and radius of curvature of a spherical mirror whose focal length is +2 cm is. To determine focal length of a concave mirror a student obtains the image of a well lit distant object on a screen.

Answered by surendranaik99
3

2f=c

Therefore 2*20=40cm



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