Switch Gear Insulation resistance of high voltage circuit breakers is more than 1 mega ohms 10 mega ohms 500 mega ohms 100 mega ohms 1 mega ohms 10 mega ohms 500 mega ohms 100 mega ohms ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The main function of a fuse is to protect the appliance protect the line prevent excessive currents None of these open the circuit protect the appliance protect the line prevent excessive currents None of these open the circuit ANSWER DOWNLOAD EXAMIANS APP
Switch Gear SF6 gas is yellow in colour has pungent small is nontoxic is lighter than air None of these is yellow in colour has pungent small is nontoxic is lighter than air None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear With which of the following, a circuit breaker must be equipped for remote operation ? time-delay trip inverse time trip shunt trip None of these time-delay trip inverse time trip shunt trip None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The contacts of high voltage switches used in power system are submerged in oil. The main purpose of the oil is to lubricate the contacts extinguish the arc None of these insulate the contacts from switch body All of these lubricate the contacts extinguish the arc None of these insulate the contacts from switch body All of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The information to the circuit breaker under fault conditions is provided by H.R.'only All of these relay rewirable fuse H.R.'only All of these relay rewirable fuse ANSWER DOWNLOAD EXAMIANS APP
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