Power Systems If a 500 MVA, 11 kV 3-phase generator at 50 Hz feeds through a transfer impedance of (0+j0.605) Ω/phase, an infinite voltage also at 11 kV, then the maximum steady state power transfer on the base of 500 MVA and 11 kV is 0.4 pu 0.8 pu 1 pu 0.5 pu 0.4 pu 0.8 pu 1 pu 0.5 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems The internal flux linkage due to internal flux of a conductor is All of these I/4*10-7 wb-T/m I/6*10-7 wb-T/m I/2*10-7 wb-T/m All of these I/4*10-7 wb-T/m I/6*10-7 wb-T/m I/2*10-7 wb-T/m ANSWER DOWNLOAD EXAMIANS APP
Power Systems Earthing switch is used for protection of equipment from ground faults measuring of safety voltage discharging residual energies All of these protection of equipment from ground faults measuring of safety voltage discharging residual energies All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems The radiation shield for a nuclear power reactor for biological safety is provided by having the reactor encased thick metal wall. isolated from outside word with strong magnetic field. immersed in water pool. encased by thick concrete wall. encased thick metal wall. isolated from outside word with strong magnetic field. immersed in water pool. encased by thick concrete wall. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Where the voltage is high and current to be interrupted is low, Which of following the breaker is preferable? Air blast CB. Vacuum CB. Oil CB. Any of these. Air blast CB. Vacuum CB. Oil CB. Any of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Isolator in sub station is open under ------------- condition? any of the above full load short circuit no load any of the above full load short circuit no load ANSWER DOWNLOAD EXAMIANS APP
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