The r.m.s. potential difference between the red live wire and black neutral wire in Indian domestic electric supply is

If potential difference and current flowing through a wire is increased twice each then electric power :

The potential difference between the two end terminals of an electric heater is 220 V and the current through it is 0.5 A. What would be the current through the heater if the potential difference acr…

The work done in moving a charge of 2 coulomb (C) from point A to point B is 24 J. What is the potential difference between A and B?

With reference to the electric potential which of the following statements is incorrect?

The basic difference between an AC generator and a DC generator is that -