Power Systems The positive (Z1), negative (Z2) and zero sequence (Z0) impedances of a transmission line follows the relation (Z1 = Z2) < Z0 Z1 = Z2 = Z0 (Z1 = Z2) > Z0 any of the above (Z1 = Z2) < Z0 Z1 = Z2 = Z0 (Z1 = Z2) > Z0 any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following relays are used in protection of medium transmission lines? Mho relays Admittance relays Impedance relays any of the above Mho relays Admittance relays Impedance relays any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems Find the number of strands of ACSR conductor for 4 layer transmission line? 29 37 7 1 29 37 7 1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Advantage/s of per unit system as compare to absolute system? All of these only one equation is required calculation time is less memory required is less All of these only one equation is required calculation time is less memory required is less ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is a reaction turbines Francis turbine and Kaplan turbine. None of these. Pelton turbine and Francis turbine. Kaplan and Pelton turbine. Francis turbine and Kaplan turbine. None of these. Pelton turbine and Francis turbine. Kaplan and Pelton turbine. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3 core cable gives on test a capacitance of 3.7 µF between two cores. Find the line charging current of the cable when it is connected to 11 kV, 50 Hz system? 1 A. 1.476 A. 14.7 mA. 14.76 A. 1 A. 1.476 A. 14.7 mA. 14.76 A. ANSWER DOWNLOAD EXAMIANS APP