A power station delivers 750 kW of power at 12,000V to a factory through wires with total resistance 3.0 ohms. How much less power is wasted if the electricity is delivered at 50,000V rather than 12,000V

A power station delivers 750 kW of power at 12,000V to a factory through wires with total resistance 3.0 ohms. How much less power is wasted if the electricity is delivered at 50,000V rather than 12,000V

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter29: Direct Current (dc) Circuits

Section: Chapter Questions

Problem 19PQ

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Current when 750kW power is delivered at 12,000 V.

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Power lost when 62.5 A current is transmitted.

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Current when 750kW power is delivered at 50,000 V.

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Power lost when 15 A current is transmitted.

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Power difference in two cases.It will give the less power that would be wasted.

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