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Power Systems

Power Systems
Ideal plant load cfactor is

 less than 1
 1
 0
 greater than 1

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Power Systems
A 3 layer, total diameter of an ACSR conductor is 5 cm. Find the diameter of each strand?

 5 cm
 15 cm
 1.5 cm
 1 cm

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Power Systems
When a neutral point of 3 - Φ system is directly connected to earth then it has what type of grounding?

  Resistance.
  Peterson coil.
  Solid.
  Reactance.

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Power Systems
MCB stands for

  molded circuit breaker.
  minimum capacity breaker.
  miniature circuit breaker.
  maximum capacity breaker.

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Power Systems
What is the function of economiser in steam boilers

 improving thermal efficiency
 collect ash particals
 cooling
All of these

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Power Systems
When a transformer is loaded, the secondary terminal voltage gains. That means power factor is

 lagging.
 zero.
 unity.
  leading.

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