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Power Systems

Power Systems
A CT is connected in ___________________ with the line.

  not connected.
  across.
  both A and B.
  series.

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Power Systems
The power output of a nuclear power station is proportional to

 square of the rate at which fission reaction occurs.
  the rate at which fission reaction occurs.
 square root of the rate at which fission reaction occurs.
 none of above.

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Power Systems
What are the tests performed for oil-filled and gas-filled cables ?

  All of these.
 Load cycle tests.
 Thermal stability test.
 Impulse tests.

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Power Systems
A steam power generation has an overall efficiency of 20 %. 0.6 Kg of coal is burnt per kWh of electrical energy generated. Calculated the calorific value of fuel

 7562 KCal / Kg.
 7000 KCal / Kg.
 7268.45 KCal / Kg.
  7166.67 KCal / Kg.

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Power Systems
A transmission line has a reactance of 1 Pu is operating at Vs = Vr = 1 Pu. The generator is connected at source end which is delivering 0.5 Pu of active power and the transmission line is compensated with a series capacitance of 0.5 Pu. Find the load angle with series capacitance compensation ?

 35.5°
 14.5°
 29°
 10.5°

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Power Systems
Find the value of a729, where "a" is the operator

 0
 α
 1
 α²

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