Current sensitivity of a moving coil gal...

Current sensitivity of a moving coil galvanometer is 5div/mA and its voltage sensitivity (angular deflection per unit voltage applied ) is 20 div/V. the resistacne of the galvanometer is

250 `Omega`

`25 Omega`

40`Omega`

500`Omega`

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Current sensitivity of a moving coil galvanometer is 5 div/mA and its voltage senstivity (angular deflection per unit voltage applied) is 20 div/V. The resistance of the galvanometer is

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

In case of a moving coil galvanometer, what is the relation between the current I and the angle of deflection theta ?

Write two factors by which voltage sensitivity of a moving coil galvanometer can be increased.

What do you mean by current sensitivity of a galvanometers ? Write its SI unit.

'Increasing the current sensitivity of galvanometer may not necessarily increases its voltage sensitivity''. Justify this statement.

The resistance of a moving coil galvanometer is 500Omega and the current required for its maximum deflection is 10muA . To convert the galvanometer into a voltmeter to read a maximum voltage of 100 mV, what should be the resistance to be connected in series with it?

Define the corrent sensitivity and voltage sensitivity of a moving coil galvanometer.

The resistance of a moving coil galvanometer is 99Omega and the current for its full scale deflection is 100muA . To convert the galvanometer into an ammeter to read a maximum current of 10 mA, what should be the resistance to be connected in parallel with it?

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