Power Systems For harnessing low variable water heads, the suitable hydraulic turbine with high percentage of reaction and runner adjust vanes is Pelton. Francis. Impeller. Kaplan. Pelton. Francis. Impeller. Kaplan. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has (2 + j4)Ω impedance, 100 MVA and base voltage is 10 KV. Find the per unit impedance value of transmission line? (2 + j4 ) pu (1 + j2 ) pu (4 + j8 ) pu (0.5 + j1 ) pu (2 + j4 ) pu (1 + j2 ) pu (4 + j8 ) pu (0.5 + j1 ) pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Reactance relays are used for the protection of short transmission lines only medium transmission lines only long transmission lines only All of these short transmission lines only medium transmission lines only long transmission lines only All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is not base load power plant Diesel. Nuclear. Pump storage. Run water. Diesel. Nuclear. Pump storage. Run water. 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? 81.82 kV -18.18 kV -81.82 kV 18.18 kV 81.82 kV -18.18 kV -81.82 kV 18.18 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following represents the transmission line positive sequence reactance Xm - Xs Xs +2 Xm Xs - Xm 2Xs + Xm Xm - Xs Xs +2 Xm Xs - Xm 2Xs + Xm ANSWER DOWNLOAD EXAMIANS APP
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