Electricity

WHICH OF THE FOLLOWING IS CURRENT?

• Rate of change of charge is electrical power

• Rate of change of charge is current

• Rate of change of energy is current

• Rate of change of current is charge

SI unit of resistance is

• mho

• joule

• ohm

• ohm meter

In a simple circuit , why does the bulb glow when you close the switch?

• The switch produces electricity

• Closing the switch completes the circuit

• Closing the switch breaks the circuit

• The bulb is getting charged

Kilowatt hour is the unit of

• resistivity

• conductivity

• electrical energy

• electrical power

The wiring in a house consists of ------------- circuits

When a circuit is open ---------- cannot pass through it

The power of an electric device is a product of ------------ and ---------------

LED stands for----------------------

The ratio of the potential difference to the current is known as-------------

The fuse wire is made up of a material whose melting point is ------------