Power Systems Buchholz relay is used for protection of alternator. none of these. bus bar. transformer. alternator. none of these. bus bar. transformer. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following matrix is used for load flow studies? Unit matrix null matrix Z bus matrix Y bus matrix Unit matrix null matrix Z bus matrix Y bus matrix 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 30.7 %. 30.26 %. 40.85 %. 40 %. 30.7 %. 30.26 %. 40.85 %. 40 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following power plants can generate power at unpredictable or uncontrollable time Wind turbine. Condenser. Pulverising unit. Cooling tower. Wind turbine. Condenser. Pulverising unit. Cooling tower. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3-phase transmission line operating at Vs = 400 kV and has ABCD parameters A= D = 0.8∠0°, B = 100∠90° Ω, C = 0.5*10^-6∠90° ℧. Find the shunt reactor required for compensating ferranti effect? 1500 Ω 500 Ω 2000 Ω 3000 Ω 1500 Ω 500 Ω 2000 Ω 3000 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems Differential relays does not used for which of the following faults? faults within a transformer both 1 and 2 faults within a generator through faults faults within a transformer both 1 and 2 faults within a generator through faults ANSWER DOWNLOAD EXAMIANS APP
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