Power Systems Positive, negative and zero sequence impedances of line are 2,2 and 5 pu respectively. Find self and mutual impedances respectively? 2 and 5 pu 2 and 2 pu 1 and 3 pu 3 and 1 pu 2 and 5 pu 2 and 2 pu 1 and 3 pu 3 and 1 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems A hydro power plant of run off river type should be provided with pondage so that the operating head is controlled. kinetic energy of the running water is fully utilized. firm capacity of plant is increased. pressure inside the turbine casing remains. operating head is controlled. kinetic energy of the running water is fully utilized. firm capacity of plant is increased. pressure inside the turbine casing remains. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The skin effect shows that the distribution of AC current is uniform through the cross section of the conductor current density is more at the surface of the condutor current density is lower at the surface of the condutor current density is more at the centre of the condutor the distribution of AC current is uniform through the cross section of the conductor current density is more at the surface of the condutor current density is lower at the surface of the condutor current density is more at the centre of the condutor ANSWER DOWNLOAD EXAMIANS APP
Power Systems Among the following which is not non conventional energy Wind. Geothermal. Nuclear. Tidal. Wind. Geothermal. Nuclear. Tidal. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Transmission lines are transposed to reduce ferranti effect interference with neighbouring communication lines proximity effect skin effect ferranti effect interference with neighbouring communication lines proximity effect skin effect ANSWER DOWNLOAD EXAMIANS APP
Power Systems When a pumped storage power plant is operated in conjunction with a steam power plant chances of the tripping of the system decrease the operating cost of the steam plant become optimum load factor of the steam plant is increased All of these chances of the tripping of the system decrease the operating cost of the steam plant become optimum load factor of the steam plant is increased All of these ANSWER DOWNLOAD EXAMIANS APP