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 81.82 kV -18.18 kV 18.18 kV -81.82 kV 81.82 kV -18.18 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Storage requirement can be determined from flow duration curve. mass Curve. both B and C. hydro-graph. flow duration curve. mass Curve. both B and C. hydro-graph. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following methods is/are used for reactive or voltage compensation series capacitor generation excitation control All of these shunt capacitor series capacitor generation excitation control All of these shunt capacitor ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following transformer is used in sub station for operating a protective relay? capacitor voltage transformer distribution transformer All of these auto transformer capacitor voltage transformer distribution transformer All of these auto transformer ANSWER DOWNLOAD EXAMIANS APP
Power Systems Under over excitation synchronous phase modifier works as any of the above shunt capacitor shunt reactor series capacitor any of the above shunt capacitor shunt reactor series capacitor ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following relays is/are unit protection relays? Buccholz relays over current relays both 1 and 2 Differential relays Buccholz relays over current relays both 1 and 2 Differential relays ANSWER DOWNLOAD EXAMIANS APP
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