Power Systems The positive (Z1), negative (Z2) and zero sequence (Z0) impedances of a transmission line follows the relation Z1 = Z2 = Z0 any of the above (Z1 = Z2) < Z0 (Z1 = Z2) > Z0 Z1 = Z2 = Z0 any of the above (Z1 = Z2) < Z0 (Z1 = Z2) > Z0 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 60 Hz, 320 Km loss less line has sending end voltage 1.0 pu. The receiving end voltage on no-load is 1.116 pu. none of these. 1.088 pu. 1.1 pu. 1.116 pu. none of these. 1.088 pu. 1.1 pu. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true? The elements of each row of a Y bus matrix for load flow studies in power system add up to zero if both 2 and 3 are satisfied always if the shunt admittances at the buses are ignored if the mutual couplings between transmission lines are absent if both 2 and 3 are satisfied always if the shunt admittances at the buses are ignored if the mutual couplings between transmission lines are absent ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a surge impedance of 400 Ω for a length of the line of 200 km. If the length of line is increased to 400 km, then its surge impedance is 800 Ω 0 Ω 200 Ω 400 Ω 800 Ω 0 Ω 200 Ω 400 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems Suspension type insulators are used for voltage beyond 440 V 230 V 33 kV 11 kV 440 V 230 V 33 kV 11 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Find the number of strands of ACSR conductor for 4 layer transmission line? 7 37 29 1 7 37 29 1 ANSWER DOWNLOAD EXAMIANS APP
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