Power Systems A CT is connected in ___________________ with the line. series. not connected. both A and B. across. series. not connected. both A and B. across. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a biased differential relay the bias is defined as the ratio of fault current and restraining coil current. operating coil current and restraining coil current. number of turns of restraining and operating coil. fault current and operating coil current. fault current and restraining coil current. operating coil current and restraining coil current. number of turns of restraining and operating coil. fault current and operating coil current. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the percentage reactance of an element is 20 % and the full load current is 50 Amp, the short circuit current will be 300 Amp. 250 Amp. 200 Amp. 350 Amp. 300 Amp. 250 Amp. 200 Amp. 350 Amp. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For n bus power system size of Y bus matrix is (n-1)×(n-1) (n-2)×(n-2) (n-1)×(n-2) n×n (n-1)×(n-1) (n-2)×(n-2) (n-1)×(n-2) n×n ANSWER DOWNLOAD EXAMIANS APP
Power Systems A coal fired steam power station working at a plant factor of 80% has one 500 MW generating unit. If the heat content of coal is 2 kWh/kg, the overall plant efficiency is 40% and a train load of coal is 2000 metric tons, then the number of trains required daily for the plant is 10 16 6 2 10 16 6 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems In Rankine cycle, the work output from a turbine is given by change in temperature between inlet and outlet. change in internal energy between inlet and outlet. change of enthalpy between inlet and outlet. change of entropy between inlet and outlet. change in temperature between inlet and outlet. change in internal energy between inlet and outlet. change of enthalpy between inlet and outlet. change of entropy between inlet and outlet. ANSWER DOWNLOAD EXAMIANS APP
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