Power Systems The charging current of a 400 kV line is more than that of a 220 kV line of the same length? True False None of these either 1 or 2 True False None of these either 1 or 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following contributes to the Rankine cycle efficiency improvement in a thermal power plant All of these Use of high pressure. Use of steam for heating of boiler feed water. Reheat of steam an intermediate stages. All of these Use of high pressure. Use of steam for heating of boiler feed water. Reheat of steam an intermediate stages. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Pump storage schemes are used to improve the plant capacity factor as well as the load factor of the power system. the load factor. the power factor. the diversity factor. the plant capacity factor as well as the load factor of the power system. the load factor. the power factor. the diversity factor. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In Francis turbine runner, the number blades is usually of the order of 12 - 14. 16 - 24. 6 - 8. 3 - 6. 12 - 14. 16 - 24. 6 - 8. 3 - 6. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Three generators rated 100 MVA, 11 kV have an impedance of 0.15 pu each. If in the same plant, these generators are being replaced by a single equivalent generator, the effective impedance of equivalent generator will be 0.15 pu 0.05 pu 0.25 pu 0.45 pu 0.15 pu 0.05 pu 0.25 pu 0.45 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Condition for maximum voltage regulation cosφ = X/R tanφ = R/X tanφ = X/R cosφ = R/X cosφ = X/R tanφ = R/X tanφ = X/R cosφ = R/X ANSWER DOWNLOAD EXAMIANS APP