Switch Gear Overheating of relay contacts or contact born out is due to too low contact pressure slow making and breaking of load circuit contacts foreign matter on the contact surface all of these too low contact pressure slow making and breaking of load circuit contacts foreign matter on the contact surface all of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse performs circuit interruption function only both detection and interruption functions detection function only None of these circuit interruption function only both detection and interruption functions detection function only None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following circuit breakers is prefered for EHT applications ? air break circuit breaker Sf6 CB low oil circuit breaker bulk oil circuit breaker air break circuit breaker Sf6 CB low oil circuit breaker bulk oil circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A short-circuit is identified by voltage rise no current flow voltage drop heavy current flow voltage rise no current flow voltage drop heavy current flow ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The short circuit in any winding of the transformer is the result of mechanical vibration insulation failure impulse voltage loose connection mechanical vibration insulation failure impulse voltage loose connection ANSWER DOWNLOAD EXAMIANS APP
Switch Gear SF6 gas has pungent small None of these is yellow in colour is lighter than air is nontoxic has pungent small None of these is yellow in colour is lighter than air is nontoxic ANSWER DOWNLOAD EXAMIANS APP
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