The current through a metallic conductor is due to the motion of _________________?

Related Mcqs:

Production of heat due to an electric current flowing through a conductor is given by _________________?

A. Joule effect B. Joule Thomsons effect C. Comptons effect D. Feed back effect...

Thermocouples convert___________________?

A. heat energy into electrical energy B. heat energy into light energy C. heat energy into mechanical energy D. mechanical energy into heat energy...

An immersion heater of 400 watts kept on for 5 hours will consume electrical power of __________________?

A. 2KWh B. 20KWh C. 6KWh D. 12KWh...

How much heat does a 40 W bulb generates in one hour ?

A. 144000J B. 144J C. 1.44J D. 14J...

Which one is the best material for making connecting wires ?

A. iron B. tungsten C. silver D. copper...