Power Systems A 20 MVA generator has inertia constant of 0.5 pu. Find new value for 50 MVA base? 0.5 pu 0.2 pu 0.1 pu 0.4 pu 0.5 pu 0.2 pu 0.1 pu 0.4 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems An hydro-graph indicates the average run off during the period. All of these the discharge at any time during the period under consideration. the maximum and minimum run off during the period. the average run off during the period. All of these the discharge at any time during the period under consideration. the maximum and minimum run off during the period. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 1-phase transmission line has an impedance (3+4j) Ω . Find the power factor of the load for achieving maximum and zero voltage regulation? 0.8 lag and 0.6 lead 0.8 lag and 0.8 lead 0.6 lag and 0.6 lead 0.6 lag and 0.8 lead 0.8 lag and 0.6 lead 0.8 lag and 0.8 lead 0.6 lag and 0.6 lead 0.6 lag and 0.8 lead ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generating station has a maximum demand of 100 MW, a load factor of 60% and a plant capacity factor of 50%. The reserve capacity of the plant is 10 MW 20 MW 15 MW 80 MW 10 MW 20 MW 15 MW 80 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Counter poise is used for reduce losses proper discharging of lighting surges more surge impedance less surge impedance reduce losses proper discharging of lighting surges more surge impedance less surge impedance ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the frequency is increased, then skin effect will decreases any of the above remains unaffected increases decreases any of the above remains unaffected increases ANSWER DOWNLOAD EXAMIANS APP
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