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Power Systems

Power Systems
Making current is a------------ value?

 RMS
 any of the above
 peak value
 average

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Power Systems
In a transmission line the insulators to be used at the dead end or sharp curves are

 strain type
 pin type insulator
 any of the above
 suspension type

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

 Geothermal.
 Solar.
 Tidal.
  Wind.

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Power Systems
To protect the power transformer ( Y-Y with neutral grounded) against fault, which type of connection do the current transformers have?

 Δ-Y connection
 Y-Y connection
 Δ-Δ connection
 Y-Δ connection

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Power Systems
The water from a catchment is 60*106 cu m annually and hydro station has head of 40 m. Assuming ideal generator and turbine, the power that can be theoretically generated is

 750 kW
 250 kW
 500 kW
 300 kW

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Power Systems
A hydroelectric power station is commonly found in

 desert areas.
 swamps.
 grasslands.
  hilly areas.

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