Power Systems For 800 MJ stored energy in the rotor at synchronous speed, what is the inertia constant H for a 50 Hz, four pole turbo generator rated 100 MVA, 11 kV? 4 MJ/MVA 2 MJ/MVA 6 MJ/MVA 8 MJ/MVA 4 MJ/MVA 2 MJ/MVA 6 MJ/MVA 8 MJ/MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mho relays are used for the protection of which of the following lines? long transmission lines only short transmission lines only None of these medium transmission lines only long transmission lines only short transmission lines only None of these medium transmission lines only ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following power stations is mainly used to cover peak load on the system? gas based thermal power plant nuclear plant coal based thermal power plant pumped storage hydro power plant gas based thermal power plant nuclear plant coal based thermal power plant pumped storage hydro power plant ANSWER DOWNLOAD EXAMIANS APP
Power Systems Pelton turbine is a ----------- turbine inward radial flow impulsive any of the above axial flow inward radial flow impulsive any of the above axial flow ANSWER DOWNLOAD EXAMIANS APP
Power Systems Ferranti effect can be compensated by which of the following series capacitor both 1 and 2 shunt capacitor shunt reactor series capacitor both 1 and 2 shunt capacitor shunt reactor ANSWER DOWNLOAD EXAMIANS APP
Power Systems Installation of capacitors at suitable locations and of optimum size in a distribution system results in All of these reduction in distribution power loss reduction of KVA rating of distribution transformers improved voltage regulation All of these reduction in distribution power loss reduction of KVA rating of distribution transformers improved voltage regulation ANSWER DOWNLOAD EXAMIANS APP
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