Power Systems The voltage and current instantaneous values are given as 5 sin (ωt + 30°) pu and 2 sin (ωt - 15°) pu respectively. Find the per unit active power? 3.535 pu 7 pu 5 pu 5.353 pu 3.535 pu 7 pu 5 pu 5.353 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Pelton turbine is a ----------- turbine axial flow impulsive any of the above inward radial flow axial flow impulsive any of the above inward radial flow ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following buses is/are not PV buses? both 1 and 2 voltage control buses fixed shunt capacitor buses reactive power support buses both 1 and 2 voltage control buses fixed shunt capacitor buses reactive power support buses ANSWER DOWNLOAD EXAMIANS APP
Power Systems Asynchronous tie line is a None of these AC transmission line DC transmission line either 1 or 2 None of these AC transmission line DC transmission line either 1 or 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following relays are used in protection of medium transmission lines? any of the above Impedance relays Mho relays Admittance relays any of the above Impedance relays Mho relays Admittance relays ANSWER DOWNLOAD EXAMIANS APP
Power Systems In hydroelectric power plants both operating and initial cost are high. operating cost is low and initial cost is high. operating cost is high and initial cost is low. both operating and initial cost are low. both operating and initial cost are high. operating cost is low and initial cost is high. operating cost is high and initial cost is low. both operating and initial cost are low. ANSWER DOWNLOAD EXAMIANS APP