An MCB which cuts off the electricity supply in case of short-circuiting or overloading works on the :

What is the name of a safety device which cuts off the electricity supply during a short circuit by turning off a switch ?

What is the name of a safety device which cuts off the electricity supply during a short circuit by breaking a thin wire ?

What name is given to the device which automatically cuts off the electricity supply during shorst -circuiting in household wiring ?

Differentiate between short -circuiting and overloading .

Distinguish between : Short circuiting and Overloading.

Write a short note on (a)short circuit and (b) overload.

Write a short note on (a)short circuit and (b) overload.