Power Systems A penstock is used as a condition between the dam and the turbine in a hydro station. the turbine and discharge drain. none of above. the heat ex-changer and the turbine in nuclear power plant. the dam and the turbine in a hydro station. the turbine and discharge drain. none of above. the heat ex-changer and the turbine in nuclear power plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The sequence components of the fault current are as follows : Ipositive = j1.5 pu, Inegative = − j0.5 pu, Izero = − j pu Which fault is this? LL. LLLG. LLG. LG. LL. LLLG. LLG. LG. ANSWER DOWNLOAD EXAMIANS APP
Power Systems High capacity generators and motors are of star connected with grounding network delta connected network any of the above star connected network star connected with grounding network delta connected network any of the above star connected network ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are advantages of N-R method? Applicable for large power system network both 1 and 2 Time taken for each iteration is less Number of iterations are less Applicable for large power system network both 1 and 2 Time taken for each iteration is less Number of iterations are less ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a short circuit test circuit breaker, time to reach the peak re-striking voltage 60 microsecond & the peak re-striking voltage 120 kV. Determine average RRRV (Rate of rise re-striking voltage)? 3.5 × 106 kV / sec. 3 × 106 kV / sec. 2 × 106 kV / sec. 1 × 106 kV / sec. 3.5 × 106 kV / sec. 3 × 106 kV / sec. 2 × 106 kV / sec. 1 × 106 kV / sec. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal generating station has an installed capacity of 15 MW and supplies a daily load of 10 MW for 12 hours and 5 MW for remaining 12 hours. If the load factor is 0.8. Find the reserve capacity of the station? 5 MW 18 MW 10 MW 9 MW 5 MW 18 MW 10 MW 9 MW ANSWER DOWNLOAD EXAMIANS APP
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