what will happen to the resistance of a wire of resistance R if (a) length of a wire is increased to twice of its original length without changing it's cross-section area (b) area of cross-section is doubled
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what will happen to the resistance of a wire of resistance R if (a) length of a wire is increased to twice of its original length without changing it's cross-section area (b) area of cross-section is doubled
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Answer:
Hence, If the length of a wire is doubled, then its resistance becomes 2 times.