A wire of given material having length 1 and area of cross-section A
has a resistance of 4 Ohm What would be the resistance of another wire
of the same material having length 1/2 and area of cross-section 2A?
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Answer:
may be the answer is one ohm
Explanation:
because wkt R=rho×length%area
so if we substitute the value then,
R=4×1%2 whole divided by 2
R=1 ohm
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