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Power Systems

Power Systems
A CT is connected in ___________________ with the line.

  series.
  both A and B.
  not connected.
  across.

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Power Systems
Critical visual voltage is the voltage at which

None of these
 corona is just initiated
 both 1 and 2
 corona is visible with blue or violet colour

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Power Systems
Maximum power transfer in a transmission line can be obtained by

 either 1 or 2
 reducing reactance
 increasing voltage level
None of these

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Power Systems
A string insulator has 4 units. The voltage across the bottom most unit is 33.33% of total voltage. Its string efficiency is

 66.66%
 75%
 25%
 33.33%

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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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Power Systems
Direct conversion of heat energy into electrical energy is possible through

 Fuel or solar cell.
 Thermal converters.
 MHD generator.
 Both A and C.

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