Power Systems The insulation of modern EHV is designed based on switching voltage. corona. lightning voltage. RI. switching voltage. corona. lightning voltage. RI. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Gas coolled reactor use heavy water as coolant as well as moderator. use CO2. or helium as coolant and graphite the moderator. use coolant at pressure of 14-28 Kg/cm2 and at temperature of 700°-800° c. both B and C. use heavy water as coolant as well as moderator. use CO2. or helium as coolant and graphite the moderator. use coolant at pressure of 14-28 Kg/cm2 and at temperature of 700°-800° c. both B and C. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If a generator of 250 MVA rating has an inertia constant of 6 MJ/MVA, its inertia constant on 100 MVA base is 2.5 MJ/MVA 10.5 MJ/MVA 6 MJ/MVA 15 MJ/MVA 2.5 MJ/MVA 10.5 MJ/MVA 6 MJ/MVA 15 MJ/MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems When a neutral point of 3 - Φ system is directly connected to earth then it has what type of grounding? Reactance. Solid. Peterson coil. Resistance. Reactance. Solid. Peterson coil. Resistance. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Transmission lines are transposed to reduce proximity effect interference with neighbouring communication lines skin effect ferranti effect proximity effect interference with neighbouring communication lines skin effect ferranti effect ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 3-phase, 5 kV, 5 MVA system, what is the base impedance? 5 ohms 500 ohms 0.5 ohm 50 ohms 5 ohms 500 ohms 0.5 ohm 50 ohms ANSWER DOWNLOAD EXAMIANS APP
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