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A copper wire has a length of 2.1m and a diameter of 0.2 mm. How much power (in W) is dissipated in the wire

A copper wire has a length of 2.1m and a diameter of 0.2 mm. How much power (in W) is dissipated in the wire when a current of 6 Amps flows through it. Consider the resistivity of copper as: 1.68x10-8 m. Give your answer to two or three significant figures.

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