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Electrical Power needs to be transmitted over a 5 km distance from a 110 V supply...

Electrical Power needs to be transmitted over a 5 km distance from a 110 V supply of capacity 5 kW. What is the minimum diameter of copper wire, d, required if the power loss is not to exceed 10 % of the power of the source? The resistivity of copper is 0.017 x 10-6 ohm-m. Your answer: d = cm.

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