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Power Systems

Power Systems
For flat voltage profile system, voltage regulation is

 50%
 any of the above
 100%
 0%

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Power Systems
The annual depreciation of hydro power plant is about

 20 - 25 %.
  0.5 - 1.5 %.
 10 - 15 %.
 15 - 20 %.

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Power Systems
Which of following materials can be used as coolant

 Helium.
 CO2.
 Heavy water.
  Any of above.

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Power Systems
Reflector of a nuclear reactor are made up of

  beryllium.
 cast iron.
  boron.
 steel.

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Power Systems
Which of the following matrix is used for load flow studies?

 Y bus matrix
 null matrix
 Z bus matrix
 Unit matrix

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Power Systems
Find the characteristic impedance of a transmission line, if impedance is 16 Ω and admittance is 0.1 mâ„§?

 200 Ω
 400 Ω
 320 Ω
 160 Ω

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