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Power Systems

Power Systems
The ratio of reset to pick up current for an induction cup relay is approximately

  0.99.
 1.0.
 1.35.
 0.75.

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Power Systems
For 132 kV system, the reactance and capacitance up to the location of the CB is 3 Ω and 0.015 μF respectively. The maximum value of RRRV is

  9.01 kV / μs.
 12.2 kV / μs.
 10.01 kV / μs.
 2.0 kV / μs.

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Power Systems
Which of the following power planets is the least reliable

  Wind.
 Tidal.
 Geothermal.
 Solar.

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Power Systems
Stability of a transmission line can be increased by

 both 1 and 2
 shunt reactor
 shunt capacitor
 series capacitor

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Power Systems
Pipes carrying steam are generally of

 cast iron.
  steel.
 cobalt.
 aluminium.

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Power Systems
Advantages of higher transmission voltage is/are

 Power transfer capability of the transmission line is increased
All of these
 Area of cross section and volume of the conductor is reduced
 Transmission line losses are reduced

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