Power Systems The sequence components of the fault current are as follows: IR1 = j1.5 pu, IR2 = -j0.5 pu, IR0 = -j1. The type of fault is LL LG LLL LLG LL LG LLL LLG ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal power plant is being supplied with coal having much more ash content than that for which it was designed. Which of its following units needs major modifications Cooling tower. Condenser. Pulversing unit. Ash handling unit. Cooling tower. Condenser. Pulversing unit. Ash handling unit. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following rotor is used in thermal power plants? squirrel cage rotor salient pole rotor either of these cylindrical rotor squirrel cage rotor salient pole rotor either of these cylindrical rotor ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3-phase transmission line has its conductors at the corners of an equilateral triangle with side 3m. The diameter of each conductor is 1.63 cm. The inductance of the line per phase per km is 1.093 mH 1.182 mH 1.043 mH 1.232 mH 1.093 mH 1.182 mH 1.043 mH 1.232 mH ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following statement are false In nuclear power plants, chain reaction is controlled by cadmium rods. Nuclear power plants are used as peak load plants only. In a nuclear reactor, multiplication factor is kept almost equal to one. A thermal reactor needs a moderator material. In nuclear power plants, chain reaction is controlled by cadmium rods. Nuclear power plants are used as peak load plants only. 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 3-phase transmission line operating at Vs = 400 kV and has ABCD parameters A= D = 0.8∠0°, B = 100∠°90 Ω, C = 0.5*10^-6∠90° ℧. Find Charging current under no load? 1.144∠90° A/phase 0.344∠90° A/phase 0.512∠90° A/phase 0.144∠90° A/phase 1.144∠90° A/phase 0.344∠90° A/phase 0.512∠90° A/phase 0.144∠90° A/phase ANSWER DOWNLOAD EXAMIANS APP
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