Home
Class 12
PHYSICS
[" 7) "A" cell of emf "2" volt and inter...

[" 7) "A" cell of emf "2" volt and internal resistance "2Omega" is connected to a potentiometer "],[" wire of length "2m" and resistance "8Omega" to from a primary circuit.Find (i) potential "],[" gradient (ii) balancing length for a cell of emf "1.5" volt.(Ans:-0.8"V/m,1.875m" ) "]

Promotional Banner

Similar Questions

Explore conceptually related problems

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 cell of e.m.f. 2 V and negligible internal resistance is connected to a potentiometer wire of resistance 10 Omega and length 4 m. The potential difference per unit length (potential gradient ) of the wire is

A cell of e.m.f. 2 V and negligible internal resistance is connected to a potentiometer wire of resistance 10 Omega and length 4 m. The potential difference per unit length (potential gradient ) of the wire is

A cell of emf 2 volt and internal resistance 1.5 Omega is connected to the ends of 1 m long wire. The resistance of wire is 0.5 Omega/m . Find the value of potential gradient on the wire.

A cell of emf 2 volt and internal resistance 1.5Omega is connected to the ends of 1 long wire. The resistance of wire is (0.5Omega)/(m) . Find the value of potential gradient on the wire.

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 battery of e.m.f 2V and internal resistance 1Omega is used to send a current through a potentiometer wire of length 200cm and resistance 4Omega . What length of the wire will be required to balance a cell of e.m.f 1.08V?