Power Systems Normally Z bus matrix is a null matrix unit matrix sparse matrix full matrix null matrix unit matrix sparse matrix full matrix ANSWER DOWNLOAD EXAMIANS APP
Power Systems A buchholz relay is used for nether 1 nor 2 protection of a transformer against all external faults protection of a transformer against all internal faults both 1 and 2 nether 1 nor 2 protection of a transformer against all external faults protection of a transformer against all internal faults both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Pelton wheel turbine is a medium head turbine. high head turbine. none of above. low head turbine. medium head turbine. high head turbine. none of above. low head turbine. 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 What is the approximate efficiency of a normal thermal power station? 60-70% 30-40% 45-55% 20-25% 60-70% 30-40% 45-55% 20-25% ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true regarding HVDC? There is no skin effect in dc line All of these HVDC can utilize earth for its return path Corona loss is very much reduced in the dc line There is no skin effect in dc line All of these HVDC can utilize earth for its return path Corona loss is very much reduced in the dc line ANSWER DOWNLOAD EXAMIANS APP