If the deflection of galvanometer in Wheatstone circuit is zero, the value of resistance will be

If deflection in galvanometer in above circuit is zero then find value of R. Internal resistance of 12 V source is negligible. Will the galvanometer show some deflection if cold air is passed on 10 k Omega wire wound resistor ?

The reading of a galvanometer connected in the circuit is zero. If the internal resistance of a battery is zero then find the value of X.

The reading of a galvanometer connected in the circuit is zero. If the internal resistance of a battery is zero then find the value of X.

The reading of a galvanometer connected in the circuit is zero. If the internal resistance of a battery is zero then find the value of X.

In the following diagram the deflection in the galvanometer in a potentiometer circuit is zero. Then:-

In the following diagram the deflection in the galvanometer in a potentiometer circuit is zero. Then:-

In the following diagram the deflection in the galvanometer in a potentiometer circuit is zero. Then:-

In the circuit shown, the galvanometer shows zero current. The value of resistance R is :

In the circuit shown, the galvanometer shows zero current. The value of resistance R is :

In the circuit shown, the galvanometer shows zero current. The value of resistance R is :