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Power Systems

Power Systems
India 1st nuclear plant was set up at

  Tarapur.
  Kalpakkam.
  Rana pratap sagar.
  Bhaba.

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Power Systems
Critical visual voltage is the voltage at which

 both 1 and 2
 corona is visible with blue or violet colour
None of these
 corona is just initiated

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Power Systems
Skin effect depends on

All of these
 conductivity
 relative permeability
 frequency

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Power Systems
A transmission line has self and mutual impedances are 0.8 and 0 pu respectively. Find the positive, negative and zero sequence impedances respectively?

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

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Power Systems
Power transmission lines are transposed to reduce

 skin effect
 ferranti effect
 radio interference
 proximity effect

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Power Systems
A diesel power station has fuel consumption of 0.28 Kg per kWh. The calorific value of fuel is being 10000 KCal / kg. Determine the overall efficiency

  30.7 %.
 40.85 %.
  30.26 %.
 40 %.

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