Physics, asked by devendraman5858, 9 months ago

the focal length of a concave mirror is 18cm. find the radius of curvature

Answers

Answered by heya1270

38

Answer:

The focal length of a concave mirror =18cm

▶ radius of curvature = 18 × 2 = 36

▶ because the focal length is double of radius of curvature.

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