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Power Systems

Power Systems
More efficient plants are used as

 both 1 and 2
 peak load plant
 base load plant
None of these

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Power Systems
The specific speeds of Kaplan, Francis and Pelton turbines are in

None of these
 the increasing order.
 neither increasing nor decreasing order.
  the decreasing order.

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Power Systems
A transmission line is compensated with shunt capacitance Csh. If the uncompensated transmission line surge impedance is Zs, then find the new surge impedance Zn after shunt compensation?

 √(1 + Kcsh)/Zs
 Zs*√(1 + Kcsh)
All of these
 Zs/√(1 + Kcsh)

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Power Systems
Which of the following matrix is used for load flow studies?

 Z bus matrix
 null matrix
 Unit matrix
 Y bus matrix

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Power Systems
The amount of ash content in Indian coal

  45 %.
 35 %.
  60 %.
 20 %.

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Power Systems
The radiation shield for a nuclear power reactor for biological safety is provided by having the reactor

 encased thick metal wall.
 immersed in water pool.
 isolated from outside word with strong magnetic field.
  encased by thick concrete wall.

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