The length of a potentiometer wire is 10m .The difference between the null points on its wire corresponding of two cells comes out to 60cm .If the difference of emf's of the cell is 0.6V then the potential gradient on potentiometer wire will be

The length of a potentiometer wire is 10m and a potential difference of 2 volt is applied to its ends. If the length of its wire is increased by 1m, the value of potential gradient in volt/m will be (potential difference across potentiometer wire remain same)

If the value of potential gradient on potentiometer wire is decreased, then the new null point will be obtained at

A current of 1.0 mA is flowing through a potentiometer wire of length 4 m and of resistance 4 Omega , find the potential gradient of potentiometer wire

If the length of a potentiometer wire is increased by keeping constant potential difference across the wire, then

In a potentiometer, potential difference across the potentiometer wire is directly proportional to its

A potentiometer has uniform potential gradient. The specific resistance of the material of the potentiometer wire is 10^(-7) ohm-metre and the current passing through it is 0.1 ampere, cross-section of the wire is 10^(-6)" m"^(2) . The potential gradient along the potentiometer wire is

A potentiometer has uniform potential gradient. The specific resistance of the material of the potentiometer wire is 10^(-7) ohm-meter and the current passing through it is 0.1 ampere, cross-section of the wire is 10^(-6)m^(2) . The potential gradient along the potentiometer wire is

A 2 V battery, a 990Omega resistor and a potentiometer of 2 m length, all are connected in series of the resistance of potentiometer wire is 10Omega , then the potential gradient of the potentiometer wire is

A potentiometer consists of a wire of length 4 m and resistance 10 Omega . If is connected of cell of emf 2V . The potential difference per unit length of the wire will be

A potentiometer wire is 500 cm long and potential difference of 4 V is maintained between the ends of the wire. The e.m.f. of the cell which balances against the length of 135 cm of the wire is