Power Systems For complete protection of 3-phase system from the short circuit faults minimum number of relays required are six three one two six three one two ANSWER DOWNLOAD EXAMIANS APP
Power Systems Pin insulators are used up to 120 kV 33 kV any voltage level 11 kV 120 kV 33 kV any voltage level 11 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems The amount of ash content in Indian coal 20 %. 35 %. 60 %. 45 %. 20 %. 35 %. 60 %. 45 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A power station has a maximum demand of 15000 kW. The annual load factor is 50% and plant capacity factor is 40%. What is the reserve capacity of the plant? 7500 kW 3750 kW 6000 kW 3000 kW 7500 kW 3750 kW 6000 kW 3000 kW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true? By increasing of temperature, sag increase both 1 and 2 tension decrease neither 1 nor 2 sag increase both 1 and 2 tension decrease neither 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Taking the density of water to be 1000 kg/m³, how much power would be developed by a hydro electric generator unit, assume 100% efficiency, with 1 m head and 1 m³/s discharge? 4.45 kW 19.60 kW 9.81 kW 2.90 kW 4.45 kW 19.60 kW 9.81 kW 2.90 kW ANSWER DOWNLOAD EXAMIANS APP
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