at room temperature copper has free electron density of 8.4×10^-8 per m³. the copper conductor has a cross-section of 10^-6 and carries a current of 5.4A . the electron drift velocity in copper is
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At room temperature, copper has free electron density of 8.4 x 1028 m-3, The electron drift velocity in a copper conductor of cross-sectional area of 10-6 m2 and carrying a current of 5.4 A, will be. 4 ms. 0.4 ms.
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