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A Power Transmission Line Carries 400A of Current at a Voltage

Question 61

Multiple Choice

A power transmission line carries 400A of current at a voltage of 765 kV.If the line has a resistance of 29 µΩ/m, what is the rate at which energy is being dissipated in 800 km of line?


A) 0 W
B) 3.7 kW
C) 310 kW
D) 3.7 MW
E) 310 MW

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