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Power Systems

Power Systems
Making current is a------------ value?

 any of the above
 peak value
 RMS
 average

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Power Systems
If sparsity of a 5 bus transmission line is 0.4. Find the number of transmission lines?

 5
 4
 3
 6

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Power Systems
To prevent maloperation of deferentially connected relay while energizing a transformer, the relay restraining coil is biased with

 7th harmonic current.
  5th harmonic current.
 2nd harmonic current.
 3rd harmonic current.

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Power Systems
Critical mass of the fuel is the amount required to make the multiplication factor

 0.5.
 less than 1.
  equal to factor.
 more than 1.

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Power Systems
Surge tank is kept very close to the

 pen stock
 generator
 spill way
 turbine

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Power Systems
The Gauss Seidel load flow method has following disadvantages. Which of the following statement is wrong?

 A good initial guess for voltages is essential for convergence
 Choice of slack bus affects the convergence
 Slow convergence
 Unreliable convergence

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