Question

Name the device which is used to make or break an electric circuit

Answer 1

Answer:

Rheostat is the device used to provide resistance and switch is used to make or break a circuit

Answer 2

Electric switch, a device that interrupts the electron flow in a circuit. Switches are primarily binary devices: either fully on or off and light switches have a simple design. When the switch is turned off, the circuit breaks and the power flow is interrupted. ... The electrical switch is inserted in this loop.