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Physics, 11.10.2021 14:00 maxicanofb0011

A copper wire rheostat is composed of a 92 m length of wire wrapped on a core. Calculate the cross-sectional diameter of the wire in order for it to have a total resistance of 0.5 ohms at 20° Celsius.(=). Picture attached of table.

A copper wire rheostat is composed of a 92 m length of wire wrapped on a core. Calculate the cross-

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