A circuit breaker is designed to protect an electrical circuit from damage caused by :

A circuit breaker is designed to protect an electrical circuit from damage caused by : 

(A) Over load (B) Short circuit (C) Over current (D) All of the above
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A circuit breaker is designed to protect an electrical circuit from damage caused by : 

(A) Over load (B) Short circuit (C) Over current (D) All of the above

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