Power Systems As the frequency of the system is increased, the charging MVAR decreases increases remains unaffected None of these decreases increases remains unaffected None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Calorific value of solid fuel is expressed as Cal / gm. KCal / lt. KCal / gm. Cal / lt. Cal / gm. KCal / lt. KCal / gm. Cal / lt. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The specific speed ( NS ) of turbine is given by N√( P ) / H1.25. none of these. N√( P ) / H2/3. P√( N ) / H3/2. N√( P ) / H1.25. none of these. N√( P ) / H2/3. P√( N ) / H3/2. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the advantages of synchronous phase modifier over the shunt compensation? both 1 and 2 single unit can be used as both capacitance and inductor by adjusting the excitation smooth voltage regulation is possible by controlling excitation initial cost is low both 1 and 2 single unit can be used as both capacitance and inductor by adjusting the excitation smooth voltage regulation is possible by controlling excitation initial cost is low ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following statement are false Nuclear power plants are used as peak load plants only. In nuclear power plants, chain reaction is controlled by cadmium rods. In a nuclear reactor, multiplication factor is kept almost equal to one. A thermal reactor needs a moderator material. Nuclear power plants are used as peak load plants only. In nuclear power plants, chain reaction is controlled by cadmium rods. In a nuclear reactor, multiplication factor is kept almost equal to one. A thermal reactor needs a moderator material. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A fault occurring at the terminals of an unloaded synchronous generator operating at its rated voltage has resulted in the following values of currents and voltages. IR0 = j 2.37 pu IR1 = -j 3.05 pu IR2 = j 0.68 pu VR0 = VR1 = VR2 = 0.237 pu. Which of the following faults has occurred? LG LL LLG LLL LG LL LLG LLL ANSWER DOWNLOAD EXAMIANS APP