A rheostat is used in an electric circuit

A fuse is used in a electric circuit to

What do you mean by miniature circuit breaker ? How is it used in an electric circuit to protect an electric appliance ?

i] Define electric potential difference. How is ammeter connected in an electric circuit ? ii] Explain the application of heating effect of electric current E in an electric bulb and the fuse used in an electric circuit.

The safety device used in electric circuit is ____.

Name the An alloy of lead and tin that is used in electrical circuits.