Power Systems The value of inductance used for compensation of arcing grounds is 1/3ω²C 3/ω²C ω²C/3 3ω²C 1/3ω²C 3/ω²C ω²C/3 3ω²C ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mho relay is used for protection of medium lines. short lines. long lines. none of these. medium lines. short lines. long lines. none of these. 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? 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 1.144∠90° A/phase ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following matrix is used for load flow studies? Unit matrix Y bus matrix null matrix Z bus matrix Unit matrix Y bus matrix null matrix Z bus matrix ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal protection switch is used to provide protection against short circuit. temperature. overload. over voltage. short circuit. temperature. overload. over voltage. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If a fault occurs on any feeder, the fault current is much lower than with unsectional bus bar. equal to unsectional bus bar. much higher than with unsectional bus bar. none of these. much lower than with unsectional bus bar. equal to unsectional bus bar. much higher than with unsectional bus bar. none of these. ANSWER DOWNLOAD EXAMIANS APP
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