Power Systems Fault calculations using computer are usually done by None of these either 1 or 2 Z bus method Y bus method None of these either 1 or 2 Z bus method Y bus method ANSWER DOWNLOAD EXAMIANS APP
Power Systems A network containing 50 buses in which 10 are the voltage control buses, 6 are the generator buses. Find the size of the Jacobian matrix? 34*34 84*84 33*33 83*83 34*34 84*84 33*33 83*83 ANSWER DOWNLOAD EXAMIANS APP
Power Systems For a lossy transmission line, the characteristic impedance does not depend on The operating frequency of the line. The load terminating the line. The permittivity of the dielectric separating the conductor. The conductivity of conductors. The operating frequency of the line. The load terminating the line. The permittivity of the dielectric separating the conductor. The conductivity of conductors. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Bundled conductors in EHV transmission lines decrease inducatance increase capacitance decrease capacitance increase inductance decrease inducatance increase capacitance decrease capacitance increase inductance ANSWER DOWNLOAD EXAMIANS APP
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? 3000 Ω 2000 Ω 500 Ω 1500 Ω 3000 Ω 2000 Ω 500 Ω 1500 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems The line currents of 3-phase supply are: IR = 3 + j 5 A IY =2 + j 2 A IB = -2 - j 1 A The zero sequence current will be 1 + j 4 A 1 + j 2 A 5 + j 7 A -2 - j 1 A 1 + j 4 A 1 + j 2 A 5 + j 7 A -2 - j 1 A ANSWER DOWNLOAD EXAMIANS APP
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