Power Systems Lightning arresters are made up of which material? copper silicon oxide silver any of the above copper silicon oxide silver any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems For 132 kV system, the reactance and capacitance up to the location of the CB is 3 Ω and 0.015 μF respectively. The maximum value of RRRV is 2.0 kV / μs. 9.01 kV / μs. 12.2 kV / μs. 10.01 kV / μs. 2.0 kV / μs. 9.01 kV / μs. 12.2 kV / μs. 10.01 kV / μs. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the methods of improving transient stability? Dynamic breaking All of these Fast acting governing system Fast acting excitation control Dynamic breaking All of these Fast acting governing system Fast acting excitation control ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the inertia constant H = 8 MJ/MVA for a 50 MVA generator, the stored energy is 50 MJ 400 MJ 200 MJ 8 MJ 50 MJ 400 MJ 200 MJ 8 MJ ANSWER DOWNLOAD EXAMIANS APP
Power Systems The insulation of the modern EHV lines is designed based on the lighting voltage. corona. the switch voltage. R × I. the lighting voltage. corona. the switch voltage. R × I. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The power generated by two plants are; P1 = 50 MW, P2 = 40 MW. If the loss coefficients are B11 = 0.001, B22 = 0.0025 and B12 = -0.0005, then power loss will be 8.5 MW 4.5 MW 5.5 MW 6.5 MW 8.5 MW 4.5 MW 5.5 MW 6.5 MW ANSWER DOWNLOAD EXAMIANS APP
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