Power Systems Proximity effect is more in case of same in both cases over head lines None of these power cables same in both cases over head lines None of these power cables ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generator has reactances of sub transient (X")= 0.5 pu, transient (X') = 0.8 pu and synchronous reactance (X) = 5 pu. The voltages at these reactances are 1.2 V, 1.1 V and 1 V respectively. Find the corresponding sub transient fault current in pu? 1.375 pu 2.4 pu 3.975 pu 0.2 pu 1.375 pu 2.4 pu 3.975 pu 0.2 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems For a lossy transmission line, the characteristic impedance does not depend on The load terminating the line. The operating frequency of the line. The permittivity of the dielectric separating the conductor. The conductivity of conductors. The load terminating the line. The operating frequency of the line. The permittivity of the dielectric separating the conductor. The conductivity of conductors. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In which of the following transmission lines capacitance effect is negligible? long transmission lines shoart transmission lines medium transmission lines both 1 and 3 long transmission lines shoart transmission lines medium transmission lines both 1 and 3 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following transmission line is most practically used in load flow analysis? Nominal ∏ nether 1 nor 2 Nominal T either 1 or 2 Nominal ∏ nether 1 nor 2 Nominal T either 1 or 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A string type insulator has three units with self capacitance C and ground capacitance of 0.2 C having a string efficiency of 80% 76% 82% 78% 80% 76% 82% 78% ANSWER DOWNLOAD EXAMIANS APP
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