Power Systems The Y bus matrix of a 100 bus interconnected system is 90% sparse. Then find the number of non zero elements in the Y bus matrix? 10 9000 1000 90 10 9000 1000 90 ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 400 KV network, 360 KV is recorded at a 400 KV bus. The reactive power absorbed by shunt rated for 50 MVAr, 400 KV connected at the bus is 55.56 MVAr. 61.73 MVAr. 45 MVAr. 40.5 MVAr. 55.56 MVAr. 61.73 MVAr. 45 MVAr. 40.5 MVAr. 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 incident current? 2500 A 250 A 100 A 200 A 2500 A 250 A 100 A 200 A ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3-phase transmission line has its conductors at the corners of an equilateral triangle with side 3m. The diameter of each conductor is 1.63 cm. The inductance of the line per phase per km is 1.182 mH 1.232 mH 1.093 mH 1.043 mH 1.182 mH 1.232 mH 1.093 mH 1.043 mH ANSWER DOWNLOAD EXAMIANS APP
Power Systems Oxide film arrestor has which of the following properties? It is expensive. Installed at points of transmission line where daily visit is difficult. Does not require daily charging. Both A and B. It is expensive. Installed at points of transmission line where daily visit is difficult. Does not require daily charging. Both A and B. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A sodium graphite reactors use sodium as moderator and graphite as coolant. a mixture of sodium and graphite as moderator. sodium as coolant and graphite as moderator. a mixture of sodium and graphite as coolant. sodium as moderator and graphite as coolant. a mixture of sodium and graphite as moderator. sodium as coolant and graphite as moderator. a mixture of sodium and graphite as coolant. ANSWER DOWNLOAD EXAMIANS APP