Power Systems On what factors does the selection of a water turbine depend Nature of load. Working head. All of above. Speed. Nature of load. Working head. All of above. Speed. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Telecommunication lines are transposed to reduce the efficiency radio interference in communication lines All of these voltage level efficiency radio interference in communication lines All of these voltage level ANSWER DOWNLOAD EXAMIANS APP
Power Systems Advantages of per unit system is/are All of these Need of transformation ratio It has units for all quantities No units for any quantity All of these Need of transformation ratio It has units for all quantities No units for any quantity 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 33.33% 25% 66.66% 75% 33.33% 25% 66.66% 75% ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true? In case of parallel transmission lines both 1 and 3 stability increases fault current reduces fault current increases both 1 and 3 stability increases fault current reduces fault current increases 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? 0.144∠90° A/phase 1.144∠90° A/phase 0.512∠90° A/phase 0.344∠90° A/phase 0.144∠90° A/phase 1.144∠90° A/phase 0.512∠90° A/phase 0.344∠90° A/phase ANSWER DOWNLOAD EXAMIANS APP
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