Two wires of equal lenght, one copper and the other of maganin have the same resistance.Which is thicker.?
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Two wire of equal lengths, one of copper and the other of manganin ...
Two wire of equal lengths, one of copper and the other of manganin have the same resistance.
... Resistivity of Copper wire is less than that of the resistivity of magnanin wire. Therefore, the area of cross- section of copper wire is less than that of magnanin. Hence, Manganin wire is thicker.
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