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A moving coil galvanmeter shows a deflec...

A moving coil galvanmeter shows a deflection of 10 degree for a current of 0.2mA. What current will reduce a deflection of `30^@`?

A

`3 mA`

B

`2sqrt3 mA`

C

`0.6 mA`

D

`2/sqrt3 mA`

Text Solution

Verified by Experts

The correct Answer is:
C
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MBD PUBLICATION-MOVING CHARGES AND MAGNETISM-QUESTION BANK
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