Power Systems Telecommunication lines are transposed to reduce the radio interference in communication lines All of these efficiency voltage level radio interference in communication lines All of these efficiency voltage level 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
Power Systems A transmission line is compensated with shunt capacitance Csh. After shunt compensation surge impedance loading will None of these remains unaffected decreases increases None of these remains unaffected decreases increases ANSWER DOWNLOAD EXAMIANS APP
Power Systems Thermal shielding is provided to absorb the fast neutron. All of these prevent the reactor wall from getting heated. protected the operating personal from exposure to radiations. absorb the fast neutron. All of these prevent the reactor wall from getting heated. protected the operating personal from exposure to radiations. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mechanical energy is supplied to a DC generator at the rate of 4200 J / S. The generator delivers 32.2 Amp at 120 V. How much energy is cost per minute of operation 20160 J. 20060 J. 23060 J. 25060 J. 20160 J. 20060 J. 23060 J. 25060 J. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generator has reactances of sub transient (X")= 0.5 pu, transient (X') = 0.8 pu and synchronous reactance (X) = 5 pu. The voltages at these reactances are 1.2 V, 1.1 V and 1 V respectively. Find the corresponding sub transient fault current in pu? 0.2 pu 3.975 pu 2.4 pu 1.375 pu 0.2 pu 3.975 pu 2.4 pu 1.375 pu ANSWER DOWNLOAD EXAMIANS APP
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