A motorcyclist is making an electric vest that, when connected to the motorcycle's 12 V battery,...

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A motorcyclist is making an electric vest that, when connected to the motorcycle's 12 V battery,...

A motorcyclist is making an electric vest that, when connected to the motorcycle's 12 V battery, will warm her on cold rides. She is using 0.21-mm-diameter copper wire, and she wants a current of 4.4 A in the wire. What length wire must she use?

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Answer 1

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Answer #1

solution :- Given :- potential (v) = 12v. 0.21 mm 2 diameter(d) = 0.21 mm radius (2) = 4 Co.105 mm 20.105 x 10-?om A Current

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