Plz explain how mcbs depend on electromagnetic induction 
Their working

Asked by lovemaan5500 | 30th Nov, 2017, 05:41: PM

Expert Answer:

In the MCBs when there is a short circuit and a large amount of current is flowing in the circuit it will induce a magnetic field.
This magnetic field makes the switch of MCB to get in action and it trips off.

Answered by Gajendra | 30th Nov, 2017, 06:33: PM