Power Systems Surge impedance loading can be increased by increasing of voltage level increasing of inductance value increasing of capacitance value both 1 and 2 increasing of voltage level increasing of inductance value increasing of capacitance value both 1 and 2 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 2.4 pu 1.375 pu 3.975 pu 0.2 pu 2.4 pu 1.375 pu 3.975 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems A loss less transmission line has a length of 600 km, find the phase shift of voltage signal? 42° 36° 45° 90° 42° 36° 45° 90° ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has an impedance of (2+j6) Ω has voltage regulation of 10% at a load power factor of 0.8 lag. Find the voltage regulation for a load of 0.6 lead -6.92% -10% 6.92% 10% -6.92% -10% 6.92% 10% ANSWER DOWNLOAD EXAMIANS APP
Power Systems NTPC (National Thermal Power Cooperation) has its only thermal power generating unit in West Bengal at Katwa. Bakreshwar. Durgapur. Farakka. Katwa. Bakreshwar. Durgapur. Farakka. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The zero sequence current of a generator for line to ground fault is j3 pu. Then the current through the neutral during the fault is j9 pu j3 pu j1 pu j6 pu j9 pu j3 pu j1 pu j6 pu ANSWER DOWNLOAD EXAMIANS APP
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