Power Systems A 3-phase transmission line operating at Vs = 400 kV and has ABCD parameters A= D = 0.8∠0°, B = 100∠90° Ω, C = 0.5*10^-6∠90° ℧. Find the shunt reactor required for compensating ferranti effect? 1500 Ω 3000 Ω 2000 Ω 500 Ω 1500 Ω 3000 Ω 2000 Ω 500 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems Find the propagation constant, if impedance is 10Ω and admittance is 10 ℧? 1 10 5 100 1 10 5 100 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A loss less transmission line having surge impedance loading (SIL) of 2280 MW is provided with a uniformly distributed series capacitive compensation of 30 %. Then SIL of compensated transmission line will be 3257 MW. 2725 MW. 1835 MW. 2280 MW. 3257 MW. 2725 MW. 1835 MW. 2280 MW. ANSWER DOWNLOAD EXAMIANS APP
Power Systems ACSR means Aluminium conductor steel reinforced Aluminium core steel reinforced Aluminium copper steel reinforced all conductor steel reinforced Aluminium conductor steel reinforced Aluminium core steel reinforced Aluminium copper steel reinforced all conductor steel reinforced ANSWER DOWNLOAD EXAMIANS APP
Power Systems To prevent maloperation of deferentially connected relay while energizing a transformer, the relay restraining coil is biased with 7th harmonic current. 3rd harmonic current. 2nd harmonic current. 5th harmonic current. 7th harmonic current. 3rd harmonic current. 2nd harmonic current. 5th harmonic current. 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 remain unaffected. increase and remain unaffected. decrease and increase. increase and decrease. decrease and remain unaffected. increase and remain unaffected. decrease and increase. increase and decrease. ANSWER DOWNLOAD EXAMIANS APP
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