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The sensitivity of a moving coil galvano...

The sensitivity of a moving coil galvanometer increases with decrease is

A

number of turns decreases

B

number of turns increases

C

field increases

D

field decreases

Text Solution

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If the current sensitivity of a moving coil galvanometer is increased by 20%, it resistance also increases by 1.5 times. How will the voltage sensitivity of the galvanometer be affected?

The current sensitivity of a moving coil galvanometer increases by 20% , when its resistance is increased by a factor of two. Calculate by what factor, the voltage sensitivity changes.

Give two factors by which the current sensitivity of a moving coil galvanometer can be increased.

Give two factors by which voltage sensitivity of a moving coil galvanometer can be increased?

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