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Power Systems

Power Systems
The shape of the disc of an induction disc relay is

  none of these.
  elliptical.
  spiral.
  circular.

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Power Systems
For n bus power system size of Y bus matrix is

 n×n
 (n-1)×(n-2)
 (n-1)×(n-1)
 (n-2)×(n-2)

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Power Systems
On which one of the following cycles does a modern steam power plat work

 Bell - Coleman cycle.
 Otto cycle.
 Carnot cycle.
  Rankine cycle.

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Power Systems
For loss less line, find the ratio of length to the wave length of a signal for a phase shift of 0.05 radians?

 8 × 10³
 7.95 × 10-3
 2 × 10-3
 7.95 × 10³

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Power Systems
Which of the following is/are the stator faults?

 over current
 failure of excitation
All of these
 Inter phase faults

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Power Systems
A gas turbine power plant is best suited for

 Emergency.
 Peak load.
 Base load.
 None of these.

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