Power Systems Four identical alternators each are rated for 20 MVA, 11 KV having a subtransient reactance of 16% are working in parallel. The short circuit level at the busbar is 500 MVA 100 MVA 125 MVA 400 MVA 500 MVA 100 MVA 125 MVA 400 MVA ANSWER DOWNLOAD EXAMIANS APP
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 Unreliable convergence A good initial guess for voltages is essential for convergence Slow convergence Choice of slack bus affects the convergence Unreliable convergence A good initial guess for voltages is essential for convergence Slow convergence ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a steam power plant, the feed water coming to the economizer is heated plant the feed water coming to the economizer is heated using LP steam. direct heat in the furnace. HP steam. flue gas. LP steam. direct heat in the furnace. HP steam. flue gas. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A network containing 50 buses in which 10 are the voltage control buses, 6 are the generator buses. Find the size of the Jacobian matrix? 84*84 33*33 34*34 83*83 84*84 33*33 34*34 83*83 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statement is/are true regarding infinite line? both 2 and 3 It has infinite length It has infinite voltage It maintains the constant voltage both 2 and 3 It has infinite length It has infinite voltage It maintains the constant voltage ANSWER DOWNLOAD EXAMIANS APP
Power Systems If L and C are 4 mH and 0.0001 μF respectively a current chop of magnitude 50 Amp would induced a voltage 50 kV. 200 kV. 400 kV. 100 kV. 50 kV. 200 kV. 400 kV. 100 kV. ANSWER DOWNLOAD EXAMIANS APP
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