Power Systems Pin insulators are used up to 120 kV 33 kV any voltage level 11 kV 120 kV 33 kV any voltage level 11 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Specified quantities of slack bus are P and δ V and δ P and Q P and V P and δ V and δ P and Q P and V ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a reactance of 1 Pu is operating at Vs = Vr = 1 Pu. The generator is connected at source end which is delivering 0.5 Pu of active power. Find the load angle? 30° 60° 35° 45° 30° 60° 35° 45° ANSWER DOWNLOAD EXAMIANS APP
Power Systems When bundle conductor are used in place of single conductor the effective inductance and capacitance will respectively decrease and increase. increase and remain unaffected. decrease and remain unaffected. increase and decrease. decrease and increase. increase and remain unaffected. decrease and remain unaffected. increase and decrease. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A synchronous generator is of 100 MVA have inertia constant of 20 MJ/MVA. Find the angular momentum in MJsec/electrical degrees 5 0.22 0.4 2000 5 0.22 0.4 2000 ANSWER DOWNLOAD EXAMIANS APP
Power Systems To prevent maloperation of deferentially connected relay while energizing a transformer, the relay restraining coil is biased with 3rd harmonic current. 5th harmonic current. 7th harmonic current. 2nd harmonic current. 3rd harmonic current. 5th harmonic current. 7th harmonic current. 2nd harmonic current. ANSWER DOWNLOAD EXAMIANS APP