Circuit breaker device which can be used in place of fuse in domestic electric wiring is called:
A
MCD
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B
MCB
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C
DCB
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D
CBD
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Solution
The correct option is B MCB MCB stands for miniature circuit breaker. These days MCBs or miniature circuit breakers are being used increasingly in household electric wiring, in place of traditional fuses because we don't need to replace them again and again whenever the current overflows.