Power Systems Galvanised steel is generally used as structural components. stray wire. earth wire. All of these structural components. stray wire. earth wire. All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Demand factor of a plant is 1 0 less than 1 greater than 1 1 0 less than 1 greater than 1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The water from a catchment is 60*106 cu m annually and hydro station has head of 40 m. Assuming ideal generator and turbine, the power that can be theoretically generated is 750 kW 250 kW 300 kW 500 kW 750 kW 250 kW 300 kW 500 kW ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3 - Φ, 33 kV oil circuit breaker is rated 1200 A, 2000 MVA, 3 s. The symmetrical breaking current is 35 kA. 104.8 kA. 1200 A. 3600 A. 35 kA. 104.8 kA. 1200 A. 3600 A. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The insulation resistance of the 20 km long underground cable is 8 MΩ. Other things being same, the insulation resistance of 10 km long cable will be 8 MΩ 4 MΩ 16 MΩ 32 MΩ 8 MΩ 4 MΩ 16 MΩ 32 MΩ ANSWER DOWNLOAD EXAMIANS APP
Power Systems The line currents of 3-phase supply are: IR = 3 + j 5 A IY =2 + j 2 A IB = -2 - j 1 A The zero sequence current will be 5 + j 7 A -2 - j 1 A 1 + j 2 A 1 + j 4 A 5 + j 7 A -2 - j 1 A 1 + j 2 A 1 + j 4 A ANSWER DOWNLOAD EXAMIANS APP