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  • In order to increase the sensitivity of a moving coil galvanometer , one should decrease Option: 1 The strength of its magnet <br

In order to increase the sensitivity of a moving coil galvanometer , one should decrease 

Option: 1

The strength of its magnet 


Option: 2

The torsional constant of its suspension 


Option: 3

The number of turns in its coil 


Option: 4

The area of its coil 


Answers (1)

best_answer

As we have learned

Restoring torque If coil is in equilibrium -

NBiA=C\alpha

i=K\alpha

- wherein

\alpha=angle of twist 

 

 Sensitivity = \frac{NAB}{C}

 

 

 

 

 

 

Posted by

shivangi.bhatnagar

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