Power Systems Length of short transmission line is up to 40 km any of the above 80 km 150 km 40 km any of the above 80 km 150 km ANSWER DOWNLOAD EXAMIANS APP
Power Systems A string insulator has 4 units. The voltage across the bottom most unit is 33.33% of total voltage. Its string efficiency is 75% 25% 33.33% 66.66% 75% 25% 33.33% 66.66% ANSWER DOWNLOAD EXAMIANS APP
Power Systems When a neutral point of 3 - Φ system is directly connected to earth then it has what type of grounding? Solid. Peterson coil. Resistance. Reactance. Solid. Peterson coil. Resistance. Reactance. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Where air circuit breakers are used? Up to 12 kV. Up to 66 kV. Up to 33 kV. Up to 11 kV. Up to 12 kV. Up to 66 kV. Up to 33 kV. Up to 11 kV. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Maximum power transfer in a transmission line can be obtained by increasing voltage level reducing reactance None of these either 1 or 2 increasing voltage level reducing reactance None of these either 1 or 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal power plant is being supplied with coal having much more ash content than that for which it was designed. Which of its following units needs major modifications Condenser. Pulversing unit. Cooling tower. Ash handling unit. Condenser. Pulversing unit. Cooling tower. Ash handling unit. ANSWER DOWNLOAD EXAMIANS APP
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