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Power Systems

Power Systems
One fission of U235 releases energy of

 525 MeV.
 435 MeV.
 335 MeV.
  200 MeV.

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Power Systems
The flow duration curve at a given head of a hydroelectric plant is used to determine

 load factory at the plant.
 total units of energy available.
 diversity factor for the plant.
  total power available at the site.

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Power Systems
For head and low discharge the water turbine used

 Kaplan wheel.
  Pelton wheel.
 propeller turbine.
 Francis turbine.

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Power Systems
At slack bus, which one of the following combinations of variables is not specified?

 Q and V
 V and δ
 P and Q
 P and V

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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.
  24.
 16.
 6.

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Power Systems
If the breakdown voltage of the insulator is high, the thickness of the insulator is

 less
None of these
 it does not related to breakdown voltage
 high

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