Power Systems For transmission line which one of the following relation is true? AD + BC = 0 AD - BC = 0 AD - BC = -1 AD - BC = 1 AD + BC = 0 AD - BC = 0 AD - BC = -1 AD - BC = 1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Find the propagation constant, if impedance is 10Ω and admittance is 10 â„§? 1 100 10 5 1 100 10 5 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Surge impedance loading (SIL) is represented by Vph²/Zs both 1 and 2 Vl²/Zs Vl²*√(C/L) Vph²/Zs both 1 and 2 Vl²/Zs Vl²*√(C/L) 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. 3.5 × 106 kV / sec. 3 × 106 kV / sec. 2 × 106 kV / sec. 1 × 106 kV / sec. 3.5 × 106 kV / sec. 3 × 106 kV / sec. 2 × 106 kV / sec. ANSWER DOWNLOAD EXAMIANS APP
Power Systems To improve the efficiency of thermal power plant ________________ is placed between boiler and turbine. economizer. air preheater. superheater. ash handling point. economizer. air preheater. superheater. ash handling point. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is a reaction turbines Francis turbine and Kaplan turbine. Kaplan and Pelton turbine. Pelton turbine and Francis turbine. None of these. Francis turbine and Kaplan turbine. Kaplan and Pelton turbine. Pelton turbine and Francis turbine. None of these. ANSWER DOWNLOAD EXAMIANS APP