Power Systems A 3 layer and diameter of each strand is d, then find the total diameter of ACSR conductor? 5d 2d d 3d 5d 2d d 3d ANSWER DOWNLOAD EXAMIANS APP
Power Systems When reactance grounding is used in network, the voltage between neutral and ground is IR0 × Xn IN × Xn 3×IR0 × Xn both 1 and 3 IR0 × Xn IN × Xn 3×IR0 × Xn both 1 and 3 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Deaerative heating is done to heat the steam. remove dissolved. heat the feed water. remove dissolved gases in water. heat the steam. remove dissolved. heat the feed water. remove dissolved gases in water. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A three phase, 33 kV oil circuit breaker is rated 1200 A, 2000 MVA, 3 secs. The symmetrical breaking current is 50 kA. 35 kA. 55 kA. 45 kA. 50 kA. 35 kA. 55 kA. 45 kA. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following faults is/are treated as external faults? All of these Over voltage Failure of excitation Failure of prime mover of the generator All of these Over voltage Failure of excitation Failure of prime mover of the generator ANSWER DOWNLOAD EXAMIANS APP
Power Systems The surge impedance of a 400 km long overhead transmission line is 420 Ω. For a 200 km length of the same line, the surge impedance will be 420 Ω 210 Ω 400 Ω 840 Ω 420 Ω 210 Ω 400 Ω 840 Ω ANSWER DOWNLOAD EXAMIANS APP
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