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Power Systems

Power Systems
Demand factor of a plant is

 greater than 1
 0
 1
 less than 1

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Power Systems
For some given transmission line the expression for voltage regulation is given by (Vs - Vr)/Vr *100%. Hence,

None of these
 this must be a short line
 this expression is true for any line
 this may either be a medium line or short line

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Power Systems
In triangular configuration, inductance and capacitance values are ------ and ------ respectively

 less, higher
 higher, less
 less, less
 higher, higher

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Power Systems
In an induction relay for a particular current setting the operating time 4 sec. When the time multiplier setting is 0.8 if the time multiplier setting is rest to 1 the operating time is

  1.
 10.
 5.
  un changed.

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Power Systems
Which of the following is a reaction turbines

  Kaplan and Pelton turbine.
  None of these.
  Francis turbine and Kaplan turbine.
  Pelton turbine and Francis turbine.

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Power Systems
Which of the following is used in thermal plants

 Joule cycle
All of these
 Rankine cycle
 Otto cycle

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