Power Systems For a 500 Hz frequency excitation, a 100 km long power line will be modelled as long transmission line medium transmission line any of the above shunt capacitor long transmission line medium transmission line any of the above shunt capacitor ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which type of connection is employed for current transformers for the protection of delta- star connected 3-phase transformer? star-delta delta-star delta-delta star-star star-delta delta-star delta-delta star-star ANSWER DOWNLOAD EXAMIANS APP
Power Systems Power system network has a total power of 5000 MW at 50 Hz supplying to the different consumers. Frequency is varying at 1.5% per change of 2% load. Assume R =0.004 Hz/MW. Find the steady state frequency deviation if a sudden loss of 200 MW occur due to tripping of one of the transmission line? -0.52 Hz 50 Hz 0.48 Hz 0.52 Hz -0.52 Hz 50 Hz 0.48 Hz 0.52 Hz ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a thermal power plants, pressure in the working fluid cycle is developed by feed water pump. condenser. superheater. turbine. feed water pump. condenser. superheater. turbine. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In what from the initial energy will be released for the 200 MeV per fission by a neutron in a slow thermal nuclear reactor kinetic energy and sound energy. electromagnetic radiations. heat energy. kinetic energy of particles and electromagnetic radiation. kinetic energy and sound energy. electromagnetic radiations. heat energy. kinetic energy of particles and electromagnetic radiation. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A cable has the following characteristics, L = 0.201 µH/m and C = 196.2 pF/m. The velocity of wave propagation through cable is 0.0312 m/s 32 m/s 159.24 m/µs 159.24 m/s 0.0312 m/s 32 m/s 159.24 m/µs 159.24 m/s ANSWER DOWNLOAD EXAMIANS APP
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