Power Systems The fact that current density is higher at the surface when compared to centre is known as skin effect carona All of these proximity effect skin effect carona All of these proximity effect ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the methods of improving transient stability? Fast acting governing system Fast acting excitation control Dynamic breaking All of these Fast acting governing system Fast acting excitation control Dynamic breaking All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems A three phase, 33 kV oil circuit breaker is rated 1200 A, the symmetrical breaking capacity is 2000 MVA, 3 secs. Then the making capacity is 5200 MVA. 5000 MVA. 5100 MVA. 5500 MVA. 5200 MVA. 5000 MVA. 5100 MVA. 5500 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 A good initial guess for voltages is essential for convergence Slow convergence Unreliable convergence Choice of slack bus affects the convergence A good initial guess for voltages is essential for convergence Slow convergence Unreliable convergence ANSWER DOWNLOAD EXAMIANS APP
Power Systems In which of the following frequency control method tie line may be overloaded? flat frequency control flat tie line control All of these parallel frequency flat frequency control flat tie line control All of these parallel frequency ANSWER DOWNLOAD EXAMIANS APP
Power Systems If we increase the spacing between the phase conductors, the value of line inductance remains unaffected decrease increase None of these remains unaffected decrease increase None of these ANSWER DOWNLOAD EXAMIANS APP