Power Systems As the frequency of the system is increased, the charging MVAR increases None of these remains unaffected decreases increases None of these remains unaffected decreases ANSWER DOWNLOAD EXAMIANS APP
Power Systems Thermal shielding is provided to All of these absorb the fast neutron. protected the operating personal from exposure to radiations. prevent the reactor wall from getting heated. All of these absorb the fast neutron. protected the operating personal from exposure to radiations. prevent the reactor wall from getting heated. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Location of a surge tank, in an hydro electric power station is near tail race. reservoir. dam. turbine. tail race. reservoir. dam. turbine. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Power system network has a total power of 5000 MW at 50 Hz supplying to the different consumers. Frequency is varying at 1.5% per change of 2% load. Assume R =0.004 Hz/MW. Find the steady state frequency deviation if a sudden loss of 200 MW occur due to tripping of one of the transmission line? 0.52 Hz 0.48 Hz -0.52 Hz 50 Hz 0.52 Hz 0.48 Hz -0.52 Hz 50 Hz ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the time of operation of a relay for unity TMS is 10 sec. the time of operation of 0.5 TMS will be _______________ secs. 5. 3. 20. 7. 5. 3. 20. 7. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Water hamming process in pen-stocks results in noise increases. noise increases, pressure increases, velocity decreases. None of these pressure increases. noise increases. noise increases, pressure increases, velocity decreases. None of these pressure increases. ANSWER DOWNLOAD EXAMIANS APP
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