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Power Systems

Power Systems
If sparsity of a 5 bus transmission line is 0.4. Find the number of transmission lines?

 6
 5
 3
 4

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Power Systems
A hydro power plant of run off river type should be provided with pondage so that the

 kinetic energy of the running water is fully utilized.
 operating head is controlled.
  firm capacity of plant is increased.
 pressure inside the turbine casing remains.

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Power Systems
If we increase the spacing between the phase conductors, the line capacitance

 remains unaffected
 decreases
None of these
 increases

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

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

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Power Systems
Which power plant cannot have single unit of 100 MW capacity

  Diesel engine plant.
 Steam power plant.
 Hydro electric power plant.
 Nuclear power plant.

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Power Systems
For a fixed value of complex power flow in a transmission line having a sending end voltage V, the real power loss will be proportional to

 V2.
 V.
 1 / V.
  1 / V2.

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