Power Systems Range of accelerating factor is 1.6 to 1.8 50 to 100 10.8 to 11.2 1 to 10 1.6 to 1.8 50 to 100 10.8 to 11.2 1 to 10 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Condition for zero voltage regulation is tanφ = R/X cosφ = R/X tanφ = X/R cosφ = X/R tanφ = R/X cosφ = R/X tanφ = X/R cosφ = X/R ANSWER DOWNLOAD EXAMIANS APP
Power Systems If a 500 MVA, 11 kV 3-phase generator at 50 Hz feeds through a transfer impedance of (0+j0.605) Ω/phase, an infinite voltage also at 11 kV, then the maximum steady state power transfer on the base of 500 MVA and 11 kV is 1 pu 0.5 pu 0.4 pu 0.8 pu 1 pu 0.5 pu 0.4 pu 0.8 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems The per unit impedance of a circuit element is 0.30. If the base kV and base MVA are halved, then the new value of the per unit impedance of the circuit element will be 0.60 0.0060 0.30 0.0030 0.60 0.0060 0.30 0.0030 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Ferranti effect occurs under half load any of the above full load no load half load any of the above full load no load 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 2 A 5 + j 7 A 1 + j 4 A -2 - j 1 A 1 + j 2 A 5 + j 7 A 1 + j 4 A -2 - j 1 A ANSWER DOWNLOAD EXAMIANS APP
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