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Power Systems

Power Systems
India’s largest thermal power station is located at

 Kota.
 Chandrapur.
 Neyveli.
 Sarni.

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

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

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Power Systems
If the breakdown voltage of the insulator is high, the thickness of the insulator is

 less
 it does not related to breakdown voltage
None of these
 high

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Power Systems
Surge impedance loading of a line is increased by which of the following compensation methods?

 shunt capacitor
 shunt reactor
 both 1 and 2
 series capacitor

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Power Systems
In a short circuit test circuit breaker, time to reach the peak re-striking voltage 60 microsecond & the peak re-striking voltage 120 kV. Determine average RRRV (Rate of rise re-striking voltage)?

  2 × 106 kV / sec.
 3.5 × 106 kV / sec.
  3 × 106 kV / sec.
 1 × 106 kV / sec.

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Power Systems
A transmission line has self and mutual impedances of 0.8 pu and 0.2 pu. Find the positive, negative and zero sequence impedances respectively?

 0.6, 0.8 and 1.2 pu
 0.8, 0.6 and 1.2 pu
 0.8, 0.8 and 1.2 pu
 0.6, 0.6 and 1.2 pu

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