Power Systems A hydro power plant of run off river type should be provided with pondage so that the firm capacity of plant is increased. operating head is controlled. pressure inside the turbine casing remains. kinetic energy of the running water is fully utilized. firm capacity of plant is increased. operating head is controlled. pressure inside the turbine casing remains. kinetic energy of the running water is fully utilized. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Two identical synchronous machines having same inertia constant are connected in parallel and swinging together. The effective inertia constant is 4 MJ/MVA. Then each machine has inertia constant of 4 MJ/MVA 8 MJ/MVA 16 MJ/MVA 2 MJ/MVA 4 MJ/MVA 8 MJ/MVA 16 MJ/MVA 2 MJ/MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems If skin depth is more, then skin effect is less more either 1 or 2 None of these less more either 1 or 2 None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Where air circuit breakers are used? Up to 12 kV. Up to 11 kV. Up to 66 kV. Up to 33 kV. Up to 12 kV. Up to 11 kV. Up to 66 kV. Up to 33 kV. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In load flow studies PV bus is treated as PQ bus when reactive power goes beyond limit any of the above voltage at the bus become high phase angle become high reactive power goes beyond limit any of the above voltage at the bus become high phase angle become high ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mho relay is usually employed for protection of any line short transmission lines only long transmission lines only medium transmission lines only any line short transmission lines only long transmission lines only medium transmission lines only ANSWER DOWNLOAD EXAMIANS APP
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