Power Systems Condition for maximum voltage regulation cosφ = X/R tanφ = R/X cosφ = R/X tanφ = X/R cosφ = X/R tanφ = R/X cosφ = R/X tanφ = X/R ANSWER DOWNLOAD EXAMIANS APP
Power Systems Equal area criterion gives the information regarding swing curves stability region relative stability absolute stability swing curves stability region relative stability absolute stability ANSWER DOWNLOAD EXAMIANS APP
Power Systems Telecommunication lines are transposed to reduce the voltage level All of these radio interference in communication lines efficiency voltage level All of these radio interference in communication lines efficiency ANSWER DOWNLOAD EXAMIANS APP
Power Systems Sum of the elements of row i equal to shunt admittances connected to bus i. If this summation is zero, indicates there is no mutual coupling None of these shunt admittance both 1 and 2 mutual coupling None of these shunt admittance both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The positive, negative and zero sequence per unit impedance of two generators connected in parallel are X1 = 0.12 pu, X2 = 0.096 pu and X0 = 0.036 pu. For LG fault at generator terminals (with 1 pu voltage) the positive sequence current will be 9.936 pu 10.936 pu 8.936 pu 7.936 pu 9.936 pu 10.936 pu 8.936 pu 7.936 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Maximum power transfer in a transmission line can be obtained by reducing reactance increasing voltage level either 1 or 2 None of these reducing reactance increasing voltage level either 1 or 2 None of these ANSWER DOWNLOAD EXAMIANS APP
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