Question

please tell answer
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Answer 1

Answer:

A) - MCB

B) - A miniature circuit breaker (MCB) automatically switches off the electrical circuit during an abnormal condition of the network means in overload condition as well as faulty condition. Nowadays we use an MCB in a low voltage electrical network instead of a fuse. ... Handling an MCB is electrically safer than a fuse.

Answer 2

Answer:

MCB- miniature circuit breaker

Explanation:

It automatically switches off when electric current exeeeds its limit. It prevents short circuit