Power Systems Which type of connection is employed for current transformers for the protection of delta- star connected 3-phase transformer? star-delta star-star delta-delta delta-star star-delta star-star delta-delta delta-star ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is true? Corona loss increases with decrease in conductor size and decrease in supply frequency decrease in conductor size and increase in supply frequency increase in conductor size and decrease in supply frequency increase in conductor size and increase in supply frequency decrease in conductor size and decrease in supply frequency decrease in conductor size and increase in supply frequency increase in conductor size and decrease in supply frequency increase in conductor size and increase in supply frequency ANSWER DOWNLOAD EXAMIANS APP
Power Systems Steady state stability of a power system is improved by single pole switching All of these decreasing generator inertia using double circuit line instead of single circuit line single pole switching All of these decreasing generator inertia using double circuit line instead of single circuit line ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which cooling is preferred for large turbine generator None of these. Hydrogen cooling. Nitrogen cooling. Oxygen cooling. None of these. Hydrogen cooling. Nitrogen cooling. Oxygen cooling. 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. 3. 7. 20. 5. 3. 7. 20. 5. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is not a secondary nuclear fuel None of above. U235. Pu239. U233. None of above. U235. Pu239. U233. ANSWER DOWNLOAD EXAMIANS APP
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