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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
A moderator material should have

 large atomic mass.
  small atomic mass.
None of these
 may be any of the above.

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Power Systems
For 132 kV system, the reactance and capacitance up to the location of the CB is 3 Ω and 0.015 μF respectively. The maximum value of RRRV is

 10.01 kV / μs.
  9.01 kV / μs.
 12.2 kV / μs.
 2.0 kV / μs.

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Power Systems
The function of reflector is to

 none of above.
 stop the chain reaction.
 reduce the speed of the neutrons.
  bounce back most of the neutrons that escape from the fuel core.

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Power Systems
The maximum efficiency of modern coal fired steam steam raising thermal power plants is restricted to about 0.35( a low value), mainly because of

 high energy loss in condenser
 high energy loss in boilers
 low alternator efficiency
 low steam turbine mechanical efficiency

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Power Systems
Frequencies must be same in which of the following line to exchange the power from one place to other place ?

 Synchronous line
 No need of same frequency for exchange of power
 both 1 and 2
 Asynchronous line

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