Question

which of the following device does not use the heating effect of electric current​

Answer 1

Answer:

answer is electric bell

Answer 2

Vacuum cleaner device does not use the heating effect of electric current.

Explanation:

• When an electric current is passed through a conductor the conductor becomes hot after some time and produce heat.
• This happens due to conversion of some electric energy passing through the conductor into heat energy.
• This effect of electric current is called the heating effect of current.
• Electric furnace, electric iron, geyser works by using heating effect.
• The vacuum cleaner does not use heating effect.