A wire of resistivity 'r' is pulled to its double length what will be its new resistivity
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resitivity does not depend on shape and size it remains same anywhere so it will be r only
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The resistivity of wire remain same because in this case length of wire getting double and we know that resistivity is not depend on length of wire . It is only depend on temperature and material of wire.
Hope it helps you
The resistivity of wire remain same because in this case length of wire getting double and we know that resistivity is not depend on length of wire . It is only depend on temperature and material of wire.
Hope it helps you
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