Power Systems Which of the following methods is/are used for reactive or voltage compensation shunt capacitor series capacitor generation excitation control All of these shunt capacitor series capacitor generation excitation control All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Ships are usually supplied power by Diesel engine. None of above. Steam accumulator. Hydraulic turbine. Diesel engine. None of above. Steam accumulator. Hydraulic turbine. ANSWER DOWNLOAD EXAMIANS APP
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 reflected voltage? 18.18 kV 81.82 kV -18.18 kV -81.82 kV 18.18 kV 81.82 kV -18.18 kV -81.82 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Counter poise is used for less surge impedance reduce losses proper discharging of lighting surges more surge impedance less surge impedance reduce losses proper discharging of lighting surges more surge impedance 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 400 Ω 840 Ω 420 Ω 210 Ω 400 Ω 840 Ω 420 Ω 210 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems Length of the cable is doubled, its capacitance C will be one-fourth. unchanged. one-half. doubled. one-fourth. unchanged. one-half. doubled. ANSWER DOWNLOAD EXAMIANS APP
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