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Power Systems

Power Systems
The term self GMD is used to calculate

 capacitance
 resistance
 both 1 and 2
 inductance

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Power Systems
Efficiency of thermal power plant can be taken as

  efficiency of thermal cycle.
  turbine efficiency.
  generator efficiency.
  product of efficiencies of all stages.

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Power Systems
If the time of operation of a relay for unity TMS is 10 sec. the time of operation of 0.5 TMS will be _______________ secs.

  5.
 3.
 20.
 7.

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Power Systems
In a three-phase system, when the loads are perfectly balanced, the neutral current is

  two - thirds of maximum.
  zero.
  one - third of minimum.
  one - third of maximum.

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Power Systems
Thermal shielding is provided to

 prevent the reactor wall from getting heated.
 absorb the fast neutron.
All of these
 protected the operating personal from exposure to radiations.

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Power Systems
For distortion less line which of following relation are true

 R/L = G/C.
 R/L = C/G.
 None of above.
 R = O, G = O.

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