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 1.1 pu. none of these. 1.116 pu. 1.088 pu. 1.1 pu. none of these. 1.116 pu. 1.088 pu. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Consider a three phase, 50 Hz, 11 kV distribution system. Each of the conductors is suspended by an insulator string having two identical porcelain insulators. The self capacitance of the insulators is 5 times the shunt capacitance between the link and ground. Find the voltage across the two insulators V1 and V2? (V1 = Voltage of disc nearest to the conductor) V1 = 2.89 kV and V2 = 3.46 kV V1 = 3.46 kV and V2 = 2.89 kV V1 = 6 kV and V2 = 5 kV V1 = 5 kV and V2 = 6 kV V1 = 2.89 kV and V2 = 3.46 kV V1 = 3.46 kV and V2 = 2.89 kV V1 = 6 kV and V2 = 5 kV V1 = 5 kV and V2 = 6 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Advantages of gauss siedel method is/are calculation time for each iteration is less All of these number of iterations are less applicable for large power system network calculation time for each iteration is less All of these number of iterations are less applicable for large power system network ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generating station has a maximum demand of 100 MW, a load factor of 60% and a plant capacity factor of 50%. The reserve capacity of the plant is 20 MW 80 MW 10 MW 15 MW 20 MW 80 MW 10 MW 15 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems A power station supplies the peak load of 50 MW, 40 MW and 70 MW to three localities. The annual load factor is 0.50 p.u. and the diversity factor of the load at the station is 1.55 the maximum demand on the station and average load respectively will be 53 MW. 52 MW. 51.61 MW. 57.5 MW. 53 MW. 52 MW. 51.61 MW. 57.5 MW. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Advantages of shunt compensation is/are All of these single unit can be used as both capacitance and inductor by adjusting the excitation It requires less maintanance smooth voltage regulation is possible by controlling excitation All of these single unit can be used as both capacitance and inductor by adjusting the excitation It requires less maintanance smooth voltage regulation is possible by controlling excitation ANSWER DOWNLOAD EXAMIANS APP
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