Power Systems On what factor does the performance of a circuit breaker depend? None of these. Both A and C. Breaking speed. Critical length of breaking. None of these. Both A and C. Breaking speed. Critical length of breaking. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has surge impedance of 400 Ω, operating at Vs = Vr = 400 kV line is compensated with a shunt capacitance of 30%. Find the surge impedance loading with compensation? 478 MW 400 MW 386 MW 456 MW 478 MW 400 MW 386 MW 456 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which following statement are not true for line parameters R, L, G and C of transmission line G = 1/R where G is conductance of line. All of above. LC = μ ε and RG = σ ε. Both R and G depend on the conductivity of conductor forming the line. G = 1/R where G is conductance of line. All of above. LC = μ ε and RG = σ ε. Both R and G depend on the conductivity of conductor forming the line. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Making and breaking currents of 3 phase AC circuit breakers in power system are respectively in what form? RMS and RMS value RMS and Instantaneous value Instantaneous and RMS value any of the above RMS and RMS value RMS and Instantaneous value Instantaneous and RMS value any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems For large plants of capacity for more than 15 MW, what type of cooling is used Air. Water. Liquid. Hydrogen. Air. Water. Liquid. Hydrogen. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In nuclear power plants which material is/are used as coolant? beryllium All of these liquid sodium graphite beryllium All of these liquid sodium graphite ANSWER DOWNLOAD EXAMIANS APP
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