Power Systems The internal flux linkage due to internal flux of a conductor is I/4*10-7 wb-T/m All of these I/2*10-7 wb-T/m I/6*10-7 wb-T/m I/4*10-7 wb-T/m All of these I/2*10-7 wb-T/m I/6*10-7 wb-T/m ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal protection relay provides protection against what? Temperature any of the above Short circuit Over load Temperature any of the above Short circuit Over load ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is a reaction turbines Kaplan and Pelton turbine. None of these. Francis turbine and Kaplan turbine. Pelton turbine and Francis turbine. Kaplan and Pelton turbine. None of these. Francis turbine and Kaplan turbine. Pelton turbine and Francis turbine. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The main objectives of power system is/are Cost of electrical energy per KWh is to be minimum All of these Reliable power has to be available Flexible power has to be available. Cost of electrical energy per KWh is to be minimum All of these Reliable power has to be available Flexible power has to be available. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3-phase, 110 kV coaxial XLPE insulated power cable delivering power at 50 Hz, has a capacitance of 125 nF/km. If the dielectric loss tangent of XLPE is 2*10^-4, then dielcetric power loss in this cable in W/km/phase is 38.6 35.45 23.9 31.7 38.6 35.45 23.9 31.7 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following transformer is used in sub station for operating a protective relay? auto transformer capacitor voltage transformer distribution transformer All of these auto transformer capacitor voltage transformer distribution transformer All of these ANSWER DOWNLOAD EXAMIANS APP