Class 12PhysicsMoving Charges and MagnetismThe Moving Coil Galvanometer (Sensitivity) and Ammeter and Voltmeter Conversion
EasyWhich of the following does not depend upon the magnetic effect of current?
- AMoving coil galvanometer
- BHot wire ammeter
- CDynamo
- DElectric motor
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Similar Questions
If only $2\%$ of the main current is to be passed through a galvanometer of resistance $G$,then the resistance of the shunt will be
Medium
View SolutionThe deflection in a moving coil galvanometer is reduced to half when it is shunted with a $40 \Omega$ coil. The resistance of the galvanometer is (in $\Omega$)
The resistance of a galvanometer coil is $R$. What is the shunt resistance required to convert it into an ammeter of range $4$ times?
Medium
View SolutionTwo galvanometers $A$ and $B$ require currents of $4 \ mA$ and $7 \ mA$,respectively,to produce the same deflection of $20$ divisions. If $S_{A}$ and $S_{B}$ are their sensitivities,respectively,then:
The sensitivity of a moving coil galvanometer is inversely proportional to
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