An expression for rate of heat generated, if a current of I ampere flows through a resistance of `R Omega`, is

Calculate the current flows through resistance 2Omega .

Calculate the current flows through resistance 2Omega .

Calculate the current flows through resistance 2Omega .

In the circuit, the current flowing through 10 Omega resistance

In the circuit, the current flowing through 10Omega resistance is

In the circuit, the current flowing through 10Omega resistance is

In the given circuit current flowing through 2 Omega resistance is

In the shown figure, bridge is balanced, the current flowing through 2Omega resistance is

In the shown figure, bridge is balanced, the current flowing through 2Omega resistance is

When a Laclanche cell is connected to a 10Omega resistance then a current of 0.25 ampere flows in the circuit. If the resistance is reduced to 4Omega then current becomes 0.5ampere. The internal resistance of galvanometer will be-