Switch Gear SF6 gas has pungent small is yellow in colour None of these is nontoxic is lighter than air has pungent small is yellow in colour None of these is nontoxic is lighter than air ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The fuse wire, in DC circuit, is inserted in negative circuit only Both positive and negative circuit None of these positive circuit only negative circuit only Both positive and negative circuit None of these positive circuit only ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Back up protection is generally used for protection against short-circuit faults only None of these open-circuit faults only both open and short-circuit faults short-circuit faults only None of these open-circuit faults only both open and short-circuit faults ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The operating time of a fuse is about 1.5 sec 0.8 sec 0.002 sec 1 sec 1.5 sec 0.8 sec 0.002 sec 1 sec ANSWER DOWNLOAD EXAMIANS APP
Switch Gear When transmission line is energized, the wave that propagates on it is voltage wave only power factor wave only current wave only both current wave and voltage wave voltage wave only power factor wave only current wave only both current wave and voltage wave ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Overheating of relay contacts or contact born out is due to slow making and breaking of load circuit contacts all of these too low contact pressure foreign matter on the contact surface slow making and breaking of load circuit contacts all of these too low contact pressure foreign matter on the contact surface ANSWER DOWNLOAD EXAMIANS APP
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