Power Systems A transmission line has a surge impedance of 400 Ω is connected with the cable having surge impedance of 40 Ω, a surge magnitude of 100 kV is travelling from the transmission line towards the cable. Find the incident current? 200 A 100 A 2500 A 250 A 200 A 100 A 2500 A 250 A ANSWER DOWNLOAD EXAMIANS APP
Power Systems Bonding is done at the both ends of the cable to reduce the sheath loss None of these copper loss iron loss sheath loss None of these copper loss iron loss ANSWER DOWNLOAD EXAMIANS APP
Power Systems The economics of power plant is greatly influenced by both 1 and 2 diversity factor load factor nether 1 nor 2 both 1 and 2 diversity factor load factor nether 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The line current IR flowing into balanced delta connected load is - j5 - 3 A. If the phase sequence is RYB the phase current IYB is 10. 55.1. 20. 5. 10. 55.1. 20. 5. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a short circuit test circuit breaker, time to reach the peak re-striking voltage 60 microsecond & the peak re-striking voltage 120 kV. Determine average RRRV (Rate of rise re-striking voltage)? 1 × 106 kV / sec. 3 × 106 kV / sec. 3.5 × 106 kV / sec. 2 × 106 kV / sec. 1 × 106 kV / sec. 3 × 106 kV / sec. 3.5 × 106 kV / sec. 2 × 106 kV / sec. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the stator faults? over current Inter phase faults failure of excitation All of these over current Inter phase faults failure of excitation All of these ANSWER DOWNLOAD EXAMIANS APP
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