Switch Gear Directional relay are based on flow of current power All of these voltage wave current power All of these voltage wave ANSWER DOWNLOAD EXAMIANS APP
Switch Gear HRC fuses provide best protection against overload reverse current short circuits open circuits overload reverse current short circuits open circuits ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following is the least expensive protection for over current is low voltage system ? isolator rewireable fuse oil circuit breaker air break circuit breaker isolator rewireable fuse oil circuit breaker air break circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear protection of fuses is generally not used beyond 100 A 50 A 200 A 20 A 100 A 50 A 200 A 20 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The main function of a fuse is to prevent excessive currents protect the appliance open the circuit None of these protect the line prevent excessive currents protect the appliance open the circuit None of these protect the line ANSWER DOWNLOAD EXAMIANS APP
Switch Gear SF6 gas is yellow in colour is nontoxic is lighter than air None of these has pungent small is yellow in colour is nontoxic is lighter than air None of these has pungent small ANSWER DOWNLOAD EXAMIANS APP
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