A wire of resistivity p is stretched to double its length.what will be its new resistivity
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Resistivity won't change.... i.e it will be the same (i.e. p) even if the length is doubled
Because :::
The resistivity of a material depends on its "nature" and the "temperature" of the conductor, but "not" on its shape and size.
Because :::
The resistivity of a material depends on its "nature" and the "temperature" of the conductor, but "not" on its shape and size.
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