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Power Systems

Power Systems
How much KWh energy is produced by fission of 1 gm of uranium U235

  24000 kWh.
 240 kWh.
 2400 kWh.
  24 kWh.

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Power Systems
Which of following power plants is free from environmental problem

  Hydroelectric.
 Diesel engine.
 Steam.
 Nuclear.

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Power Systems
On what factor does the performance of a circuit breaker depend?

  Both A and C.
 Critical length of breaking.
  Breaking speed.
  None of these.

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Power Systems
If a 500 MVA, 11 kV 3-phase generator at 50 Hz feeds through a transfer impedance of (0+j0.605) Ω/phase, an infinite voltage also at 11 kV, then the maximum steady state power transfer on the base of 500 MVA and 11 kV is

 0.4 pu
 0.8 pu
 1 pu
 0.5 pu

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Power Systems
If L and C are 4 mH and 0.0001 μF respectively a current chop of magnitude 50 Amp would induced a voltage

  100 kV.
 400 kV.
 50 kV.
  200 kV.

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Power Systems
An ACSR conductor has internal inductance 0.05 mH/Km for µr = 1. If this ACSR is replaced with another having µr = 2, then find the internal inductance?

 0.025 mH/Km
 0.1 mH/Km
 0.05 mH/Km
 0 mH/Km

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