Power Systems Bundled conductors are used for EHV transmission lines primarily for reducing the voltage drop across the line corona loss surge impedance of the line copper loss voltage drop across the line corona loss surge impedance of the line copper loss ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 220 kV system, the inductance and capacitance up to the circuit breaker location are 25 mH and 0.025 µF respectively. The value of resistor required to be connected across the breaker contacts which will give no transient oscillations, is 1000 Ω 250 Ω 500 Ω 25 Ω 1000 Ω 250 Ω 500 Ω 25 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems Gas coolled reactor use coolant at pressure of 14-28 Kg/cm2 and at temperature of 700°-800° c. use CO2. or helium as coolant and graphite the moderator. both B and C. use heavy water as coolant as well as moderator. use coolant at pressure of 14-28 Kg/cm2 and at temperature of 700°-800° c. use CO2. or helium as coolant and graphite the moderator. both B and C. use heavy water as coolant as well as moderator. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The positive sequence reactance will be equal to negative sequence if the equipment is generator. motor. transformer and transmission lines. none of these. generator. motor. transformer and transmission lines. none of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the inertia constant H = 8 MJ/MVA for a 50 MVA generator, the stored energy is 200 MJ 50 MJ 400 MJ 8 MJ 200 MJ 50 MJ 400 MJ 8 MJ ANSWER DOWNLOAD EXAMIANS APP
Power Systems In Francis turbine runner, the number blades is usually of the order of 6 - 8. 16 - 24. 12 - 14. 3 - 6. 6 - 8. 16 - 24. 12 - 14. 3 - 6. ANSWER DOWNLOAD EXAMIANS APP
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