Power Systems The angular moment of 10 MVA generator is 0.2. Find the new value of angular moment for 20 MVA base? 0.4 pu 0.2 pu 0.25 pu 0.1 pu 0.4 pu 0.2 pu 0.25 pu 0.1 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following effects are associated with transmission line All of these corona effect skin effect ferranti effect All of these corona effect skin effect ferranti effect ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following rotor is used in thermal power plants? cylindrical rotor salient pole rotor squirrel cage rotor either of these cylindrical rotor salient pole rotor squirrel cage rotor either of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Advantages of higher transmission voltage is/are Area of cross section and volume of the conductor is reduced Power transfer capability of the transmission line is increased Transmission line losses are reduced All of these Area of cross section and volume of the conductor is reduced Power transfer capability of the transmission line is increased Transmission line losses are reduced All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mho relay is used for the protection of no length criterion. long transmission lines. medium length lines. short length lines. no length criterion. long transmission lines. medium length lines. short length lines. 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? (4 + j8 ) pu (0.5 + j1 ) pu (2 + j4 ) pu (1 + j2 ) pu (4 + j8 ) pu (0.5 + j1 ) pu (2 + j4 ) pu (1 + j2 ) pu ANSWER DOWNLOAD EXAMIANS APP