Power Systems Find the number of strands of ACSR conductor for 4 layer transmission line? 37 7 29 1 37 7 29 1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The surge impedance of a 400 km long overhead transmission line is 420 Ω. For a 200 km length of the same line, the surge impedance will be 210 Ω 840 Ω 400 Ω 420 Ω 210 Ω 840 Ω 400 Ω 420 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems The positive, negative and zero sequence impedances of a transmission line are 0.5,0.5 and 1.1 pu respectively. The self (Zs) and mutual (Zm) impedances of the line will be given by Zs = 0.6 pu, Zm =0.5 pu Zs = 0.2 pu, Zm =0.7 pu Zs = 0.7 pu, Zm =0.2 pu Zs = 0.5 pu, Zm =0.6 pu Zs = 0.6 pu, Zm =0.5 pu Zs = 0.2 pu, Zm =0.7 pu Zs = 0.7 pu, Zm =0.2 pu Zs = 0.5 pu, Zm =0.6 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems An impulse turbine is most suited for low head and high discharge power plants. makes use of a draft tube. always operates submerged. operates by initial complete conversion to kinetic energy. is most suited for low head and high discharge power plants. makes use of a draft tube. always operates submerged. operates by initial complete conversion to kinetic energy. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal generating station has an installed capacity of 15 MW and supplies a daily load of 10 MW for 12 hours and 5 MW for remaining 12 hours. The plant capacity factor for the station is 0.5 1 0.75 0.6 0.5 1 0.75 0.6 ANSWER DOWNLOAD EXAMIANS APP
Power Systems To protect the power transformer ( Y-Y with neutral grounded) against fault, which type of connection do the current transformers have? Δ-Y connection Y-Δ connection Δ-Δ connection Y-Y connection Δ-Y connection Y-Δ connection Δ-Δ connection Y-Y connection ANSWER DOWNLOAD EXAMIANS APP
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