Power Systems To protect the power transformer ( Y-Y with neutral grounded) against fault, which type of connection do the current transformers have? Y-Δ connection Δ-Δ connection Y-Y connection Δ-Y connection Y-Δ connection Δ-Δ connection Y-Y connection Δ-Y connection ANSWER DOWNLOAD EXAMIANS APP
Power Systems The specific speed of water turbine is the speed at which the turbine develops maximum horse power. a minimum horse power. unit horse power at unit head. unit horse power at all heads. maximum horse power. a minimum horse power. unit horse power at unit head. unit horse power at all heads. ANSWER DOWNLOAD EXAMIANS APP
Power Systems India’s largest thermal power station is located at Neyveli. Sarni. Kota. Chandrapur. Neyveli. Sarni. Kota. Chandrapur. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has self and mutual impedances are 0.8 and 0 pu respectively. Find the positive, negative and zero sequence impedances respectively? 0.8, 0.8 and 0.8 pu 0.6, 0.6 and 0.6 pu 0.6, 0.8 and 1.2 pu 0.6, 0.6 and 1.2 pu 0.8, 0.8 and 0.8 pu 0.6, 0.6 and 0.6 pu 0.6, 0.8 and 1.2 pu 0.6, 0.6 and 1.2 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems A diesel power station has fuel consumption of 0.28 Kg per kWh. The calorific value of fuel is being 10000 KCal / kg. Determine the overall efficiency 30.26 %. 40.85 %. 40 %. 30.7 %. 30.26 %. 40.85 %. 40 %. 30.7 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Surge impedance loading of a 3-phase, 400 kV transmission line is 400 Ω. The surge impedance loading is 1600 MW 200 MW 400 MW 800 MW 1600 MW 200 MW 400 MW 800 MW ANSWER DOWNLOAD EXAMIANS APP
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