Power Systems When a neutral point of 3 - Φ system is directly connected to earth then it has what type of grounding? Resistance. Peterson coil. Solid. Reactance. Resistance. Peterson coil. Solid. Reactance. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following relays is/are unit protection relays? over current relays both 1 and 2 Differential relays Buccholz relays over current relays both 1 and 2 Differential relays Buccholz relays ANSWER DOWNLOAD EXAMIANS APP
Power Systems The radiation shield for a nuclear power reactor for biological safety is provided by having the reactor encased by thick concrete wall. encased thick metal wall. immersed in water pool. isolated from outside word with strong magnetic field. encased by thick concrete wall. encased thick metal wall. immersed in water pool. isolated from outside word with strong magnetic field. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal protection relay provides protection against what? Temperature any of the above Short circuit Over load Temperature any of the above Short circuit Over load ANSWER DOWNLOAD EXAMIANS APP
Power Systems A sodium graphite reactors use sodium as coolant and graphite as moderator. a mixture of sodium and graphite as moderator. sodium as moderator and graphite as coolant. a mixture of sodium and graphite as coolant. sodium as coolant and graphite as moderator. a mixture of sodium and graphite as moderator. sodium as moderator and graphite as coolant. a mixture of sodium and graphite as coolant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Isolator in sub station is open under ------------- condition? full load no load any of the above short circuit full load no load any of the above short circuit ANSWER DOWNLOAD EXAMIANS APP
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