Power Systems A hydraulic turbine having rated speed of 250 rpm is connected to a synchronous generator. In order to produce power at 50 Hz, the numbers of pole are required in the generator 12. 16. 6. 24. 12. 16. 6. 24. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If we increase the spacing between the phase conductors, the line capacitance increases decreases remains unaffected None of these increases decreases remains unaffected None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Proximity effect depends on relative permeability All of these frequency distance between the conductors relative permeability All of these frequency distance between the conductors ANSWER DOWNLOAD EXAMIANS APP
Power Systems Thermal shielding is provided to absorb the fast neutron. protected the operating personal from exposure to radiations. prevent the reactor wall from getting heated. All of these absorb the fast neutron. protected the operating personal from exposure to radiations. prevent the reactor wall from getting heated. All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems For harnessing low variable water heads, the suitable hydraulic turbine with reaction and adjustable vanes is Pelton. Francis. Kaplan. Impeller. Pelton. Francis. Kaplan. Impeller. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Stock bridge dampers are used to increase the sag reduce the tension reduce the vibrations at the point of support All of these increase the sag reduce the tension reduce the vibrations at the point of support All of these ANSWER DOWNLOAD EXAMIANS APP