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Power Systems

Power Systems
Peak load power plants is/are

 nuclear plants
 pumped storage plant
 both 1 and 2
 diesel plant

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Power Systems
If the percentage reactance of an element is 20 % and the full load current is 50 Amp, the short circuit current will be

  250 Amp.
 350 Amp.
 200 Amp.
 300 Amp.

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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

 8 MJ/MVA
 16 MJ/MVA
 4 MJ/MVA
 2 MJ/MVA

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Power Systems
The zero sequence current of a generator for line to ground fault is j3 pu. Then the current through the neutral during the fault is

 j9 pu
 j1 pu
 j6 pu
 j3 pu

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Power Systems
The ground capacitance existing between transmission line and ground is 4µF. Find the inductive reactance of the peterson coil for compensation of arcing grounds?

 0.844 Ω
 625.35 Ω
 265.25 Ω
 855.26 Ω

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Power Systems
Tarapur nuclear power plant has which type of reactor?

 CANDU type reactors.
 Pressurized water reactors.
 None of these.
 Boiling water type.

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