Power Systems Which of the following statements is/are true? By increasing of temperature, both 1 and 2 neither 1 nor 2 sag increase tension decrease both 1 and 2 neither 1 nor 2 sag increase tension decrease 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? 1 F 4 F 0.5 F 2 F 1 F 4 F 0.5 F 2 F ANSWER DOWNLOAD EXAMIANS APP
Power Systems Ferranti effect can be compensated by which of the following shunt capacitor shunt reactor both 1 and 2 series capacitor shunt capacitor shunt reactor both 1 and 2 series capacitor 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 1.182 mH 1.043 mH 1.093 mH 1.232 mH 1.182 mH 1.043 mH 1.093 mH ANSWER DOWNLOAD EXAMIANS APP
Power Systems Fault calculations using computer are usually done by Y bus method None of these either 1 or 2 Z bus method Y bus method None of these either 1 or 2 Z bus method 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 the shunt reactor required for compensating ferranti effect? 1500 Ω 2000 Ω 3000 Ω 500 Ω 1500 Ω 2000 Ω 3000 Ω 500 Ω ANSWER DOWNLOAD EXAMIANS APP
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