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Power Systems

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

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

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Power Systems
What should be the minimum depth (in metre)of cable trench to dug for laying of 1.1 kV?

  0.75.
 1.20.
 0.90.
 1.05.

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Power Systems
Under excited Synchronous phase modifier works as

 shunt capacitor
 series capacitor
 shunt reactor
 any of the above

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Power Systems
For variable heads of near about but less than 30 m, which type of turbines is used hydro power plant

  Kaplan.
 None of above.
 Francis.
 Pelton.

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Power Systems
Efficiency of thermal power plant can be taken as

  generator efficiency.
  product of efficiencies of all stages.
  efficiency of thermal cycle.
  turbine efficiency.

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Power Systems
The main objectives of electrical power transmission is/are

 both 1 and 2
 nether 1 nor 2
 Transmission system must be more efficient with minimum line losses
 Voltage regulation of the transmission line must be zero or minimum

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