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Power Systems

Power Systems
A 4 bus power system consists of 4 transmission lines, then find the sparsity of Y bus matrix?

 0.75
 0.25
 0.5
 0.4

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Power Systems
Communications lines are treated as

 short transmission lines
 any of the above
 long transmission lines
 medium transmission lines

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Power Systems
Which of the following quantities are to be calculated for generator bus?

 P and Q
 δ and V
 Q and δ
 P and V

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Power Systems
Apart from the skin effect the non uniformity of the current distribution is also caused by

 bundled conductors
 proximity effect
 ferranti effect
All of these

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Power Systems
Which of following is a medium and low head turbines

  Kaplan and Francis turbines.
  Pelton and Kaplan turbines.
  Francis and Kaplan turbines.
  None of above.

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Power Systems
The power output from an hydroelectric plants depend on

  discharge, system efficiency.
 type of dam, head, system efficiency.
 type of turbine, type of dam and type of catchment area.
 type of dam, type of catchment area and discharge.

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