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

A cell of e.m.f. 2 volt and negligible internal resistance is connected to potentiometer wire of length 4 m and resistance 25 Omega , to form a closed circuit. Find the potential gradient along the wire .

A potentiometer consists of a wire of length 4 m and resistance 10Omega . It is connected to a cell of emf 2V.The potential gradient of the wire is

A potentiometer consists of a wire of length 4 m and resistance 10Omega . It is connected to a cell of emf 2V.The potential gradient of the wire is

A current of 0.01 A flows through a potentiometer wire of cross section area 10^(-6)m^(2) . If the specific resistance of the potentiometer wire is 10^(-7) ohm-m, then the potential gradient will be

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 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