Power Systems
In a Gauss Seidel load flow method, the number of iterations may be reduced if the correction in voltage at each bus is multiplied by

 Lagrange multiplier
 Blocking factor
 Acceleration factor
 Gauss constant

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Power Systems
Which of the following statements is true? Corona loss increases with

 decrease in conductor size and decrease in supply frequency
 decrease in conductor size and increase in supply frequency
 increase in conductor size and decrease in supply frequency
 increase in conductor size and increase in supply frequency

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