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Power Systems

Power Systems
Peak load power plants is/are

 pumped storage plant
 both 1 and 2
 nuclear plants
 diesel plant

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Power Systems
Galvanised steel is generally used as

All of these
 structural components.
 stray wire.
 earth wire.

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Power Systems
Proximity effect depends on

 frequency
All of these
 distance between the conductors
 relative permeability

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Power Systems
Which of the following is low specific speed turbine?

 Pelton
 Kaplan
 Francis
None of these

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

 Geothermal.
 Solar.
  Wind.
 Tidal.

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Power Systems
A Pelton wheel turbine having a rated speed of 300 rpm is connected to an alternator to produce power at 50 Hz. The number of poles required in the alternator is

 4
 10
 20
 8

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