A potentiometer wire has length 10 m and resistance `20Omega` . A 2. 5 V battery of negligible internal resistance is connected across the wire with an `80 Omega` series resistance. The potential gradient on the wire will be

A 10 m long wire ofresistance 20 Omega is connected in series with battery of EMF 3V and negligible internal resistance and a resistance of 10 Omega . The potential gradient along the wire is :

A 10 m long wire of resistance 20 Omega is connected in series with a battery of e.m.f. 3V (negligible iuternal resistance) and a resistance of 10 Omega . Find the potential gradient along the wire.

A potentiometer wire has length 10m and resistance 10Omega . It is connected to battery of EMF 11 volt and internal resistance 1Omega , then the potential gradient in the wire is

A potentiometer wire of length 10 m and resistance 30 Omega is connected in series with a battery of emf 2.5 V , internal resistance 5 Omega and an external resistance R . If the fall of potential along the potentiometer wire is 50 mu V mm^(-1) , then the value of R is found to be 23 n Omega . What is n ?

A potentiometer wire of length 10 m and resistance 30 Omega is connected in series with a battery of emf 2.5 V , internal resistance 5 Omega and an external resistance R . If the fall of potential along the potentiometer wire is 50 mu V mm^(-1) , then the value of R is found to be 23 n Omega . What is n ?

A potentiometer has a uniform wire of length 10 m and resistance 5 Omega . The potentiometer is connected to an external battery of e.m.f. 10V and negligible internal resistance and an external resistance of 995 Omega in series.The potential gradient along the wire is

A 10 m long wire of resistance 20Omega is connected in series with a battery of emf 3V and a resistance of 10Omega . The potential gradient along the wire in volt per metre is

A resistance of 990Omega and a cell of emf 2 V is connected in series with a potentiometer wire having a length 2 m and resistance 10Omega . The potential gradient along the wire will be

A resistance of 990Omega and a cell of emf 2 V is connected in series with a potentiometer wire having a length 2 m and resistance 10Omega . The potential gradient along the wire will be

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