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Power Systems

Power Systems
Pumped storage plant is a

 both 1 and 2
None of these
 base load plant
 peak load plant

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Power Systems
For a lossy transmission line, the characteristic impedance does not depend on

 The conductivity of conductors.
 The operating frequency of the line.
 The load terminating the line.
 The permittivity of the dielectric separating the conductor.

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Power Systems
A 100 Km long transmission line is loaded at 110 kV. If the loss of line is 5 MW and the load is 150 VA the resistance of the line is

 4.65 Ω / phase.
 6.06 Ω / phase.
  8.06 Ω / phase.
 2.26 Ω / phase.

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Power Systems
Attenuation occurs due to

 both 1 and 3
 inductance
 resistance
 conductance

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Power Systems
Which one of following is employed as a moderator by CANDU type of slow thermal nuclear reactors

  Heavy water.
 Beryllium.
 Graphite.
 Water.

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Power Systems
For flat voltage profile system, voltage regulation is

 50%
 0%
 any of the above
 100%

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