A generating station is producing 1.2 3 106 W of power
Chapter , Problem 67(choose chapter or problem)
A generating station is producing 1.2 3 106 W of power that is to be sent to a small town located 7.0 km away. Each of the two wires that comprise the transmission line has a resistance per kilometer of 5.0 3 1022 V/km. (a) Find the power used to heat the wires if the power is transmitted at 1200 V. (b) A 100:1 step-up transformer is used to raise the voltage before the power is transmitted. How much power is now used to heat the wires?
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