Power Systems Skin effect depends on All of these relative permeability conductivity frequency All of these relative permeability conductivity frequency ANSWER DOWNLOAD EXAMIANS APP
Power Systems The conductor of a 10 Km long single phase, two wire line are separated by a distance of 1.5 m the diameter of each conductor the inductance of the circuit is 23.8 mH. 21.2 mH. 25.8 mH. 23.33 mH. 23.8 mH. 21.2 mH. 25.8 mH. 23.33 mH. ANSWER DOWNLOAD EXAMIANS APP
Power Systems To improve the efficiency of thermal power plant ________________ is placed between boiler and turbine. economizer. superheater. ash handling point. air preheater. economizer. superheater. ash handling point. air preheater. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The most commonly used material for insulators of overhead lines is glass mica porcelain PVC glass mica porcelain PVC ANSWER DOWNLOAD EXAMIANS APP
Power Systems Oxide film arrestor has which of the following properties? Both A and B. It is expensive. Does not require daily charging. Installed at points of transmission line where daily visit is difficult. Both A and B. It is expensive. Does not require daily charging. Installed at points of transmission line where daily visit is difficult. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A three phase, 33 kV oil circuit breaker is rated 1200 A, the symmetrical breaking capacity is 2000 MVA, 3 secs. Then the making capacity is 5200 MVA. 5100 MVA. 5000 MVA. 5500 MVA. 5200 MVA. 5100 MVA. 5000 MVA. 5500 MVA. ANSWER DOWNLOAD EXAMIANS APP
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