Power Systems In which of the following frequency control method tie line may be overloaded? parallel frequency flat frequency control flat tie line control All of these parallel frequency flat frequency control flat tie line control All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generator has reactances of sub transient (X")= 0.5 pu, transient (X') = 0.8 pu and synchronous reactance (X) = 5 pu. The voltages at these reactances are 1.2 V, 1.1 V and 1 V respectively. Find the corresponding sub transient fault current in pu? 2.4 pu 3.975 pu 1.375 pu 0.2 pu 2.4 pu 3.975 pu 1.375 pu 0.2 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which one of the following relays has the capability of anticipating the possible major fault in a transformer? Differential relay Buchholz relay Over fluxing relay Over current relay Differential relay Buchholz relay Over fluxing relay Over current relay ANSWER DOWNLOAD EXAMIANS APP
Power Systems Counter poise is used for more surge impedance proper discharging of lighting surges less surge impedance reduce losses more surge impedance proper discharging of lighting surges less surge impedance reduce losses ANSWER DOWNLOAD EXAMIANS APP
Power Systems The main advantage of the Decoupled Load Flow (DLF) as compared to the NR method is number of iterations are less accuracy is more reduced memory requirements in storing the Jacobian elements All of these number of iterations are less accuracy is more reduced memory requirements in storing the Jacobian elements All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems The radiation shield for a nuclear power reactor for biological safety is provided by having the reactor encased thick metal wall. encased by thick concrete wall. immersed in water pool. isolated from outside word with strong magnetic field. encased thick metal wall. encased by thick concrete wall. immersed in water pool. isolated from outside word with strong magnetic field. ANSWER DOWNLOAD EXAMIANS APP
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