Power Systems For a 500 Hz frequency excitation, a 100 km long power line will be modelled as shunt capacitor medium transmission line any of the above long transmission line shunt capacitor medium transmission line any of the above long transmission line ANSWER DOWNLOAD EXAMIANS APP
Power Systems A loss less transmission line has a length of 600 km, find the phase shift of voltage signal? 36° 42° 90° 45° 36° 42° 90° 45° ANSWER DOWNLOAD EXAMIANS APP
Power Systems Zero voltage regulation is possible only for lagging power factor leading power factor unity power factor All of these lagging power factor leading power factor unity power factor All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Attenuation occurs due to inductance resistance conductance both 1 and 3 inductance resistance conductance both 1 and 3 ANSWER DOWNLOAD EXAMIANS APP
Power Systems a 50 Hz, 3-phase synchronous generator has inductance per phase of 15 mH. The capacitance of the generator and circuit breaker is 0.002 µF. What is its natural frequency? 29 MHz 29 kHz 290 kHz 2.9 kHz 29 MHz 29 kHz 290 kHz 2.9 kHz ANSWER DOWNLOAD EXAMIANS APP
Power Systems The overall efficiency of a steam power plant equal to binary vapor cycle. the Rankine cycle. regenerative cycle. product of boiler efficiency, turbine efficiency and generator efficiency. binary vapor cycle. the Rankine cycle. regenerative cycle. product of boiler efficiency, turbine efficiency and generator efficiency. ANSWER DOWNLOAD EXAMIANS APP