Power Systems Which of the following methods is/are used for reactive or voltage compensation series capacitor shunt capacitor generation excitation control All of these series capacitor shunt capacitor generation excitation control All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems When bundle conductor are used in place of single conductor the effective inductance and capacitance will respectively increase and decrease. decrease and increase. decrease and remain unaffected. increase and remain unaffected. increase and decrease. decrease and increase. decrease and remain unaffected. increase and remain unaffected. 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) (Zs - Zl)/(Zs + Zl) 2Zl/(Zs + Zl) (Zl - Zs)/(Zs + Zl) 2Zs/(Zs + Zl) (Zs - Zl)/(Zs + Zl) 2Zl/(Zs + Zl) (Zl - Zs)/(Zs + Zl) 2Zs/(Zs + Zl) ANSWER DOWNLOAD EXAMIANS APP
Power Systems A guard ring is used in string type insulator having 3 units to improve string efficiency. Find the capacitance of metal link 2 if pin to earth capacitance of each unit is 1 F? 0.5 F 2 F 4 F 1 F 0.5 F 2 F 4 F 1 F 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 1.043 mH 1.232 mH 1.093 mH 1.182 mH 1.043 mH 1.232 mH 1.093 mH 1.182 mH ANSWER DOWNLOAD EXAMIANS APP
Power Systems The unit protection scheme provides remote protection. primary protection. back up protection. simultaneous protection. remote protection. primary protection. back up protection. simultaneous protection. ANSWER DOWNLOAD EXAMIANS APP
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