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 10 m long wire of resistance 15 ohm is connectd in series with a battery of emf 2V (no internal resistance) and a resistance of 5 ohm. The potential gradient along the wire is

A potentiometer wire is 10 m long and has a resistance of 2 Omega//"m". It is connected in series with a battery of e.m.f. 3 V and a resistance of 10Omega . The potential gradient along the wire in V/m is

A potentiometer wire is 10 m long and has a resistance of 2 Omega//"m". It is connected in series with a battery of e.m.f. 3 V and a resistance of 10Omega . The potential gradient along the wire in V/m 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 4 m long wire of resistance 8Omega is connected in series with a battery of emf 2V and a resistor of 7Omega . The internal resistance of the battery is 1Omega . What is the potential gradient along the wire ?

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 potentiometer wire has a resistance of 20 Omega and length 10 m. It is connected in series with a battery of emf 2.5 V and negligible internal resistance, and an external resistance of 5 Omega . Fall of potential in mV per metre is

A potentiometer wire, 4 m long and resistance 10 Omega , is connected in series with a resistance of 1988 Omega and a cell of emf 2V and internal resistance 2Omega . What is the potential gradient along the wire?