What is a circuit breaker?

A. A circuit breaker is a Fuse

B. A circuit breaker is a Switch

C. Resettable protective device

D. A circuit breaker is a Resistor


Circuit breaker is a is Resettable protective device.Β  It is an automatically operated electrical switch designed to protect an electrical circuit from damage caused by excess current from an overload or short circuit. Its basic function is to interrupt current flow after a fault is detected.

Can You Answer these Computer Science MCQs:


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