A wire has a resistance of 229 ohm its melted down and from
A wire has a resistance of 22.9 ohm. It's melted down, and from the same volume of metal a new wire is made that is four times longer than the original wire. Find what is the resistance of the new wire?
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a wire has a resistance of 229 ohm its melted down and from the same volume of metal a new wire is made that is four
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