Power Systems Positive, negative and zero sequence impedances of line are 2,2 and 5 pu respectively. Find self and mutual impedances respectively? 1 and 3 pu 3 and 1 pu 2 and 5 pu 2 and 2 pu 1 and 3 pu 3 and 1 pu 2 and 5 pu 2 and 2 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a surge impedance of 400 Ω is connected with the cable having surge impedance of 40 Ω, a surge magnitude of 100 kV is travelling from the transmission line towards the cable. Find the transmitted voltage? 30.6 Kv 100 kV 36. 36 kV 18.18 kV 30.6 Kv 100 kV 36. 36 kV 18.18 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Isolator in sub station is open under ------------- condition? any of the above short circuit no load full load any of the above short circuit no load full load ANSWER DOWNLOAD EXAMIANS APP
Power Systems The modern trend in electric power generation to have large size thermal plant located near coal fields. none of above. to have large number of small size thermal plants located at different places. to have large size thermal plants near load centre. to have large size thermal plant located near coal fields. none of above. to have large number of small size thermal plants located at different places. to have large size thermal plants near load centre. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Stability of a transmission line can be increased by both 1 and 2 series capacitor shunt reactor shunt capacitor both 1 and 2 series capacitor shunt reactor shunt capacitor ANSWER DOWNLOAD EXAMIANS APP
Power Systems To improve the efficiency of thermal power plant ________________ is placed between boiler and turbine. economizer. ash handling point. superheater. air preheater. economizer. ash handling point. superheater. air preheater. ANSWER DOWNLOAD EXAMIANS APP
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