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Power Systems

Power Systems
For 66 kV lines the number of insulator discs of each 11 kV used are

 6
 3
 5
 12

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Power Systems
The total number of strands in a ACSR conductor are 7, then find the layer number?

 7
 2
 3
 5

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Power Systems
The rating of CB is in terms of

  volt - ampere.
  VAR.
  voltage.
  current.

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Power Systems
An isolated synchronous generator with transient reactance equal to 0.1 pu on a 100 MVA base is connected to the high voltage bus through a step up transformer of reactance 0.1 pu on a 100 MVA base. The fault level at the bus is

 400 MVA
 100 MVA
 200 MVA
 500 MVA

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Power Systems
Length of the cable is doubled, its capacitance C will be

 doubled.
 one-fourth.
 unchanged.
 one-half.

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Power Systems
Operating time of pumped storage plant is

 high
 can't say
 very high
 low

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