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Power Systems

Power Systems
Phase shift occurs due to which of the following components?

 inductance
 capacitance
 conductance
 both 1 and 2

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Power Systems
What are the methods of laying underground cables?

 None of these.
  Both A and B.
 Draw - in - system / duct - pipe laying.
 Direct laying.

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Power Systems
Ferranti effect can be compensated by which of the following

 shunt capacitor
 shunt reactor
 both 1 and 2
 series capacitor

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Power Systems
Which of the following represents the sag(S) of a transmission line?

 S = wl²/4T
 S = wl²/2T
 S = wl²/8T
 S = wl²/16T

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Power Systems
A transmission line has 50 km operating at frequency of 500 Hz. Find the type of the line?

 short transmission line
 any of the above
 medium transmission line
 long transmission line

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Power Systems
Highest pressure generating pump inside the thermal plant is

 boiler feed pump
All of these
 low pressure heater
 high pressure heater

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