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Power Systems

Power Systems
Reflector of a nuclear reactor are made up of

  beryllium.
 cast iron.
 steel.
  boron.

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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?

 6 MJ/MVA
 4 MJ/MVA
 8 MJ/MVA
 2 MJ/MVA

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Power Systems
Stability of a transmission line can be increased by

 both 1 and 2
 shunt reactor
 shunt capacitor
 series capacitor

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Power Systems
A power station has a maximum demand of 15 MW. The plant capacity is 20 MW. Find the reserve capacity of the plant?

 15 MW
 5 MW
 20 MW
 10 MW

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Power Systems
Which of the following is/are base load plants?

 hydro plants
 nuclear plants
All of these
 thermal plants

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Power Systems
The function of draft tube is reaction turbine is to

 increase flow rate of water.
 all of above.
  convert kinetic energy of water.
 reduce water hammer.

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