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Power Systems

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

 Neyveli.
 Kota.
 Chandrapur.
 Sarni.

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Power Systems
In a regenerative cycle, feed water is heated by

 heaters.
 all of above.
 exhaust gas.
  drained steam from turbine.

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Power Systems
A 1-phase transmission line has an impedance (3+4j) Ω . Find the power factor of the load for achieving maximum and zero voltage regulation?

 0.6 lag and 0.6 lead
 0.6 lag and 0.8 lead
 0.8 lag and 0.8 lead
 0.8 lag and 0.6 lead

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Power Systems
For transmission line which one of the following relation is true?

 AD - BC = -1
 AD - BC = 1
 AD + BC = 0
 AD - BC = 0

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Power Systems
Which of the following statements is/are true? By increasing of temperature,

 tension decrease
 sag increase
 neither 1 nor 2
 both 1 and 2

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Power Systems
The water from a catchment is 60*106 cu m annually and hydro station has head of 40 m. Assuming ideal generator and turbine, the power that can be theoretically generated is

 300 kW
 750 kW
 250 kW
 500 kW

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