Power Systems Which of the following relays are used in protection of medium transmission lines? Mho relays Admittance relays Impedance relays any of the above Mho relays Admittance relays Impedance relays any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems What are the methods of laying underground cables? Draw - in - system / duct - pipe laying. Direct laying. Both A and B. None of these. Draw - in - system / duct - pipe laying. Direct laying. Both A and B. None of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems An over current relay, having a current setting of 125% connected to a supply circuit through a current transformer of ratio 500/5. The plug setting multiplier for a fault current of 5 kA is 5 6 2 8 5 6 2 8 ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 3-phase, 5 kV, 5 MVA system, what is the base impedance? 5 ohms 0.5 ohm 500 ohms 50 ohms 5 ohms 0.5 ohm 500 ohms 50 ohms ANSWER DOWNLOAD EXAMIANS APP
Power Systems Reflector of a nuclear reactor are made up of steel. cast iron. beryllium. boron. steel. cast iron. beryllium. boron. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Zero voltage regulation is possible only for lagging power factor leading power factor All of these unity power factor lagging power factor leading power factor All of these unity power factor ANSWER DOWNLOAD EXAMIANS APP
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