Power Systems The method of neutral grounding affects the negative sequence network zero sequence network All of these positive sequence network negative sequence network zero sequence network All of these positive sequence network ANSWER DOWNLOAD EXAMIANS APP
Power Systems Most commonly used material for insulator is glass All of these mica porcelain glass All of these mica porcelain ANSWER DOWNLOAD EXAMIANS APP
Power Systems For variable heads of near about but less than 30 meters, which type of turbine is used in hydro power station? Kaplan Pelton None of these Francis Kaplan Pelton None of these Francis ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 1- phase transmission line operating at 30 kV has radius of 1 cm and distance between conductors is 0.5 m. Assume m = δ =1, g = 21 kV/cm and frequency f = 50 Hz. Find the critical disruptive voltage? 82.15 kV/phase 17.32 kV/phase 41.075 kV/phase 34.64 kV/phase 82.15 kV/phase 17.32 kV/phase 41.075 kV/phase 34.64 kV/phase ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following contributes to the Rankine cycle efficiency improvement in a thermal power plant All of these Use of steam for heating of boiler feed water. Use of high pressure. Reheat of steam an intermediate stages. All of these Use of steam for heating of boiler feed water. Use of high pressure. Reheat of steam an intermediate stages. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Inductance of transmission line will decrease when both GMD and GMR decrease GMD decrease and GMR increase both GMD and GMR increase GMD increase and GMR decrease both GMD and GMR decrease GMD decrease and GMR increase both GMD and GMR increase GMD increase and GMR decrease ANSWER DOWNLOAD EXAMIANS APP
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