Question

Why are the main power cable thicker?

Answer 1

Answer:

The gauge of a wire is used to determine the amount of current a wire can safely handle. ... The amount of current that a wire can carry depends on a few different factors, for example the composition of the wire, wire length, and condition of the wire. In general, thicker wire can carry more current.So thicker wires are used

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Answer 2

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There are two factors: cord length and thickness. The thicker the copper wire, the more electricity it can carry. However, because transmitted power diminishes over distance, longer extension cords require heavier wire to deliver the full current rating required by an appliance.

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