In an electric circuit, MCB stands for:

Mega Circuit Breaker

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Miniature Circuit Breaker

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Main Circuit Board

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Mother Control Board

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Solution

The correct option is B Miniature Circuit Breaker
MCB stands for miniature circuit breaker. It is a device used to protect devices from large currents. When current exceeds a certain value, the MCB trips causing the circuit to break and protecting the equipments. This MCB acts like a switch and has to turned on again for the current to flow again.

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Similar questions

MCB automatically switches off the electrical circuit in an overload condition.

MCB (Miniature Circuit Breakers) can be used to replace a fuse in the domestic electric circuit.

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