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Power Systems

Power Systems
Uses of diesel power stations

 standby plants.
All of these
  emergency plants.
  peak load plant.

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Power Systems
Reflection coefficient of voltage is Rv

 (Zs - Zl)/(Zs + Zl)
 (Zl - Zs)/(Zs + Zl)
 2Zl/(Zs + Zl)
 2Zs/(Zs + Zl)

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Power Systems
The power station that does not requier any moving part is

 Solar power generation.
  Thermonic convertor.
 Wind power generation.
 Tidal power generation.

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Power Systems
Units of incremental cost is

 Rs/hr
 MWhr/Rs
 RsMW/hr
 Rs/MWhr

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Power Systems
A loss less transmission line having surge impedance loading (SIL) of 2280 MW is provided with a uniformly distributed series capacitive compensation of 30 %. Then SIL of compensated transmission line will be

 3257 MW.
  2280 MW.
 2725 MW.
 1835 MW.

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Power Systems
The rate of rise of restricting voltage depends upon the

 Inductance of the system.
  Inductance and capacitance of the system.
 Type of CB.
 Capacitance of the system.

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