Electric current and simple circuit

Where can the key and the switch can be placed in the circuit ?

• left side of the battery

• right side of the battery

• near the positive terminal of the bulb

• can be placed anywhere in the circuit

The coil of wire contained in an electric heater is known as

• component

• element

• circuit

• spring

The amount of heat present in a wire depends on

• material

• length

• thickness

• all of these

when an electric current flows through a copper wire ab as shown in figure, the wire

• deflects a magnetic needle placed near it

• becomes red hot

• gives electric shock

• behaves like a fuse

Our body is a ………………….. of electricity.

An electric cell produces electricity from the ………………….. in it.

• chemicals stored

• safety device

• battery

The coil of wire in an electric heater is called an ………………….. .

• battery

• element

• fuse

the wire gets ………………….. when an electric current passes through it.

When electric current passes through a wire, it behaves like a magnet. It is the ………………….. effect of current.

When an electric current flows through a wire, the wire gets heated. true or false ?