Power Systems Ferranti effect occurs under any of the above full load half load no load any of the above full load half load no load 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? 0.2 pu 1.375 pu 2.4 pu 3.975 pu 0.2 pu 1.375 pu 2.4 pu 3.975 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3-phase breaker is rated at 2000 MVA, 33 kV, its making current will be 35 kVA. 49 kVA. 70 kVA. 89.22 kVA. 35 kVA. 49 kVA. 70 kVA. 89.22 kVA. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In Francis turbine runner, the number blades is usually of the order of 12 - 14. 6 - 8. 3 - 6. 16 - 24. 12 - 14. 6 - 8. 3 - 6. 16 - 24. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Pump storage schemes are used to improve the load factor. the plant capacity factor as well as the load factor of the power system. the power factor. the diversity factor. the load factor. the plant capacity factor as well as the load factor of the power system. the power factor. the diversity factor. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true? The elements of each row of a Y bus matrix for load flow studies in power system add up to zero if the shunt admittances at the buses are ignored always if the mutual couplings between transmission lines are absent if both 2 and 3 are satisfied if the shunt admittances at the buses are ignored always if the mutual couplings between transmission lines are absent if both 2 and 3 are satisfied ANSWER DOWNLOAD EXAMIANS APP