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

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

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Power Systems
In Rankine cycle, the work output from a turbine is given by

  change in temperature between inlet and outlet.
  change of entropy between inlet and outlet.
  change of enthalpy between inlet and outlet.
  change in internal energy between inlet and outlet.

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