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Power Systems

Power Systems
A 3 layer and diameter of each strand is d, then find the total diameter of ACSR conductor?

 2d
 d
 3d
 5d

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Power Systems
A transmission line has 200 km operating at frequency of 10 Hz Hz. Find the type of the line

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

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Power Systems
Plant capacity factor value is

 1
 0
 greater than 1
 less than 1

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Power Systems
Zero voltage regulation is possible only for

 leading power factor
All of these
 lagging power factor
 unity power factor

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Power Systems
The function of draft tube is reaction turbine is to

  convert kinetic energy of water.
 all of above.
 reduce water hammer.
 increase flow rate of water.

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Power Systems
The Y bus matrix of a 100 bus interconnected system is 90% sparse. Then find the number of non zero elements in the Y bus matrix?

 10
 1000
 90
 9000

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