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Power Systems

Power Systems
The per unit value of a 2 ohm resistor at 100 MVA and 10 kV base voltage is

 2 pu
 0.2 pu
 4 pu
 0.5 pu

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Power Systems
NTPC (National Thermal Power Cooperation) has its only thermal power generating unit in West Bengal at

 Farakka.
 Durgapur.
 Katwa.
 Bakreshwar.

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Power Systems
In a 400 kV power network, 360 kV is recorded at 400 kV bus. The reactive power absorbed by a shunt reactor for 50 MVAr, 400 kV connected at the bus is

 45.0 MVAr.
 55.56 MVAr.
 61.73 MVAr.
  40.5 MVAr.

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Power Systems
The power output of a nuclear power station is proportional to

 square root of the rate at which fission reaction occurs.
  the rate at which fission reaction occurs.
 none of above.
 square of the rate at which fission reaction occurs.

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Power Systems
Nuclear reactors usually employ

  fission.
 none of above.
 both of A and B.
 fusion.

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Power Systems
The per unit impedance Z(pu) is given by

 ZΩ* (MVA)b/(KV)²b
 ZΩ* (MVA)b*100/(KV)²b
 ZΩ* (MVA)b/((KV)²b *100)
 ZΩ* (kVA)b/(KV)²b

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