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how does i can measure the focal length of a concave mirror

Posted by Ramkumar Kundu 4 years, 1 month ago

CBSE > Class 10 > Science

1 answers

Shamiya Khatun 4 years, 1 month ago

Let Sun ray to fall on the mirror then you will get a point where the rays are concentrated, like convex mirror, the point is the focus them measure the distance and you will get the focal length

4Thank You

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CBSE > Class 10 > Science