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Power Systems

Power Systems
The amount of ash content in Indian coal

 20 %.
  60 %.
  45 %.
 35 %.

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Power Systems
India 1st nuclear plant was set up at

  Bhaba.
  Rana pratap sagar.
  Tarapur.
  Kalpakkam.

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Power Systems
In nuclear power plants which material is/are used as coolant?

 beryllium
 liquid sodium
All of these
 graphite

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Power Systems
Skin effect depends on

 conductivity
 frequency
All of these
 relative permeability

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Power Systems
For a 500 Hz frequency excitation, a 100 km long power line will be modelled as

 any of the above
 medium transmission line
 shunt capacitor
 long transmission line

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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

 6.
 12.
 16.
  24.

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