Switch Gear Admittance relay is directional relay None of these impedance relay non-directional relay directional relay None of these impedance relay non-directional relay ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The relay operating speed depends upon the spring tension All of these the rate of flux built up armature core air gap the spring tension All of these the rate of flux built up armature core air gap ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The rate of rise of restriking voltage depends on the capacitance of the system only the inductance of the system only the type of circuit breaker both inductance and capacitance of the system the capacitance of the system only the inductance of the system only the type of circuit breaker both inductance and capacitance of the system ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The main function of a fuse is to prevent excessive currents None of these open the circuit protect the appliance protect the line prevent excessive currents None of these open the circuit protect the appliance protect the line 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 All of these None of these extinguish the arc insulate the contacts from switch body lubricate the contacts All of these None of these extinguish the arc insulate the contacts from switch body lubricate the contacts ANSWER DOWNLOAD EXAMIANS APP
Switch Gear When a fault occur in a power system, the circuit breaker None of these opens automatically is opened manually is opened by remote control None of these opens automatically is opened manually is opened by remote control ANSWER DOWNLOAD EXAMIANS APP
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