Power Systems If the breakdown voltage of the insulator is high, the thickness of the insulator is high less None of these it does not related to breakdown voltage high less None of these it does not related to breakdown voltage ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the diameter of the conductor is increased the resistance is increased the inductance is decreased the inductance is increased no change in inductance and resistance the resistance is increased the inductance is decreased the inductance is increased no change in inductance and resistance ANSWER DOWNLOAD EXAMIANS APP
Power Systems A steam power generation has an overall efficiency of 20 %. 0.6 Kg of coal is burnt per kWh of electrical energy generated. Calculated the calorific value of fuel 7000 KCal / Kg. 7166.67 KCal / Kg. 7562 KCal / Kg. 7268.45 KCal / Kg. 7000 KCal / Kg. 7166.67 KCal / Kg. 7562 KCal / Kg. 7268.45 KCal / Kg. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the rated receiving end voltage is 33 kV, then what are the limits for safe operation of equipments? 33 to 50 kV any voltage above 33 kV 31.35 to 34.65 kV 25 to 35 kV 33 to 50 kV any voltage above 33 kV 31.35 to 34.65 kV 25 to 35 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems One million cubic meters of water is stored in a reservoir feeding a water turbine. The density of water is 993 kg/m³. If the centre of mass of water is 50 meters above the turbine and losses are negligible, the energy produced by that volume of water is 135.3 MWhr 130.2 MWhr 120 MWhr 140 MWhr 135.3 MWhr 130.2 MWhr 120 MWhr 140 MWhr ANSWER DOWNLOAD EXAMIANS APP
Power Systems What is the correct expression for the electrical power developed by ( 75 / 0.736 ) × WQHη. ( 0.763 / 75 ) × WQHη. ( 7 / 75 ) × WQHη. 75 × 0.736 × WQHη. ( 75 / 0.736 ) × WQHη. ( 0.763 / 75 ) × WQHη. ( 7 / 75 ) × WQHη. 75 × 0.736 × WQHη. ANSWER DOWNLOAD EXAMIANS APP
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