Power Systems Which of the following is/are the methods of improving transient stability? Fast acting governing system All of these Fast acting excitation control Dynamic breaking Fast acting governing system All of these Fast acting excitation control Dynamic breaking ANSWER DOWNLOAD EXAMIANS APP
Power Systems What should be the minimum depth (in metre)of cable trench to dug for laying of 1.1 kV? 1.05. 0.75. 0.90. 1.20. 1.05. 0.75. 0.90. 1.20. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The value of inductance used for compensation of arcing grounds is 3ω²C 1/3ω²C ω²C/3 3/ω²C 3ω²C 1/3ω²C ω²C/3 3/ω²C 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 1.232 mH 1.093 mH 1.043 mH 1.182 mH 1.232 mH 1.093 mH 1.043 mH 1.182 mH ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following represents the transmission or reflection coefficient of voltage Tv? (Zl = Surge impedance of load, Zs = Surge impedance of line) (Zl - Zs)/(Zs + Zl) 2Zl/(Zs + Zl) 2Zs/(Zs + Zl) (Zs - Zl)/(Zs + Zl) (Zl - Zs)/(Zs + Zl) 2Zl/(Zs + Zl) 2Zs/(Zs + Zl) (Zs - Zl)/(Zs + Zl) ANSWER DOWNLOAD EXAMIANS APP
Power Systems In nuclear power plants which material is/are used as coolant? All of these graphite beryllium liquid sodium All of these graphite beryllium liquid sodium ANSWER DOWNLOAD EXAMIANS APP
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