Physics, asked by kavitasharma15307, 10 months ago

What will be the focal lenght of a concave mirror if its radius of curvature is 40 cm? ​

Answers

Answered by Atαrαh
2

Focal length is half of radius of curvature

F=40/2=20cm

Focal length of a concave mirror is negative

F=-20cm

I hope this helps,( ╹▽╹ )

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