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A conductor of diameter d, length 1 consumes a power of W when a current I flows through it. What will be the power consumed if d is doubled, 1 is halved and current is tripled ?

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A conductor of diameter d, length 1 consumes a power of W when a current I flows through it. What will be the power consumed if d is doubled, 1 is halved and current is tripled ? 

72 W

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