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>> $What do you mean by dynamic spherometer?$

Question

What do you mean by dynamic spherometer?

A

An instrument used to measure radius of curvature directly

B

An instrument used to measure radius of curvature more accurately than usual spherometer.

C

An instrument used to measure radius of curvature indirectly

D

None of these

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Solution

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Correct option is B)

Spherometer is a device used to measure radius of curvature or radius of a sphere. Dynamic spherometer is a more accurate device for the same.

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