Explain how a moving coil galvanometer is converted into voltmeter. Derive the necessary formula.

Explain how a moving coil Galvanometer is converted into an ammeter. Derive the necessary formula.

Describe with the help of neat diagram how will you determine the internal resistance of a cell by using potentiometer. Derive the necessary formula.

In a moving coil galvanometer, a radial magnetic field is produced due to the

State the principle of moving coil Galvanometer?

What are the types of moving coil Galvanometer?

Describe how the distance between the two virtual sources in the biprism experiment is measured. Derive the necessary formula.

Calculate the value of resistance needed to convert a moving coil galvanometer of 60 Omega into an ammeter of range 5 A which gives full scale deflection for a current of 50 mA and into voltmeter of range 0-50 V.

To make the field radial in a moving coil galvanometer

The deflection in moving coil galvanometer is reduced to half when it is shunted with 50Omega resistance. The resistance of galvanometer is

State the modification necessary to convert a moving coil galvanometer into voltmeter.