Keeping the potential difference constant, the resistance of a circuit is halved. The current will become:

The substance having infinitely high electrical is called:

Keeping the potential difference constant, the resistance of a circuit is halved. The current will become:

An electric room heater draws a current of 2.4 A from the 120 V supply line. What current will this room heater draw when connected to 240 V supply line?

Name the electrical property of a material whose symbol is “omega”.