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Power Systems

Power Systems
Uses of diesel power stations

  peak load plant.
All of these
  emergency plants.
 standby plants.

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Power Systems
A CT is connected in ___________________ with the line.

  across.
  not connected.
  both A and B.
  series.

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Power Systems
A sort line with R/X ratio 1, the zero regulation is obtained when the power factor of the load is

 0.707 leading
 0 leading
 0.5
 unity

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Power Systems
A 3-phase breaker is rated at 2000 MVA, 33 kV, its making current will be

 49 kVA.
 70 kVA.
  89.22 kVA.
  35 kVA.

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Power Systems
Surge impedance loading of a transmission line can be increased by

 addition of lumped inductance in parallel
 addition of lumped capacitance in series
 increasing its voltage level
 both 1 and 3

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Power Systems
The rating of fuse wire is always expressed in

  kWh.
  ampere-volts.
  ampere-hours.
  amperes.

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