The sensitivity of a galvanometer is given by__________________?

Related Mcqs:

A magnetic field___________________?

A. always exerts a force on a charged particle B. never exerts a force on a charged particles C. exerts a force if the charged particle is moving in the direction of the magnetic field lines D. exerts a force if the charged particle is moving perpendicular to the magnetic field lines...

Which one of the following material is most suitable for making core of an electromagnet ?

A. air B. steel C. Cu-Ni alloy D. soft iron...

A wheat stone bridge is said to be balanced when____________________?

A. maximum current flows through the galvanometer branch B. minimum current flows through the galvanometer branch C. potential difference across galvanometer branch is maximum D. potential difference across galvanometer branch is zero...

A particle of mass m charge q and speed V enters a uniform magnetic radius r. The radius r of the circle is_________________?

A. independent mass m B. directly proportional to m C. directly proportional to q D. directly proportional to B...

The effective way to increase the sensitivity of a moving coil galvanometer is to___________________?

A. use a very long and fine suspension B. use a coil of very large area C. use a coil with very large number of turns D. use a very strong magnetic field...