Power Systems Which of following materials can be used as coolant Any of above. CO2. Helium. Heavy water. Any of above. CO2. Helium. Heavy water. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the conductor diameter decreases, inductance of the line, decreases remains unaffected None of these increases decreases remains unaffected None of these increases ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a thermal power plant, which of its following components needs maximum maintenance attention Super heater. Boiler. Condenser. Steam turbine. Super heater. Boiler. Condenser. Steam turbine. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If L and C are 4 mH and 0.0001 μF respectively a current chop of magnitude 50 Amp would induced a voltage 400 kV. 100 kV. 50 kV. 200 kV. 400 kV. 100 kV. 50 kV. 200 kV. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Where the voltage is high and current to be interrupted is low, Which of following the breaker is preferable? Vacuum CB. Oil CB. Air blast CB. Any of these. Vacuum CB. Oil CB. Air blast CB. Any of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The corona loss on a particular system at 50 Hz is 1 kW/km per phase. What is the corona loss at 60 Hz in kW/km per phase? 1.25 0.89 1 1.13 1.25 0.89 1 1.13 ANSWER DOWNLOAD EXAMIANS APP
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