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Power Systems

Power Systems
Pipes carrying steam are generally of

 cobalt.
 aluminium.
  steel.
 cast iron.

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Power Systems
Pelton wheel turbine is a

  low head turbine.
  none of above.
  high head turbine.
  medium head turbine.

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Power Systems
The voltage regulation of a line at full load 0.8 power factor is 11. A long transmission line under no load conditions, for a good voltage profile needs

 shunt capacitor at receiving end
All of these
 shunt resistance at receiving end
 shunt reactor at receiving end

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Power Systems
One Kg of natural uranium gives energy equivalent to about

 5000 Kg of coal.
 1000 Kg of coal.
  10500 Kg of coal.
 100 Kg of coal.

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Power Systems
When a transformer is loaded, the secondary terminal voltage gains. That means power factor is

 zero.
 lagging.
  leading.
 unity.

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Power Systems
In a 400 KV network, 360 KV is recorded at a 400 KV bus. The reactive power absorbed by shunt rated for 50 MVAr, 400 KV connected at the bus is

 45 MVAr.
 55.56 MVAr.
  40.5 MVAr.
 61.73 MVAr.

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