A current of 10 A exists in a wire of cross-sectional area 5 mm2. The – InterviewSolution

1.	A current of 10 A exists in a wire of cross-sectional area 5 mm2. The drift velocity of the electrons is 2×10−3 m/s. The number of free electrons in each cubic meter of the wire are :
Answer» A current of $10 A$ exists in a wire of cross-sectional area $5 {mm}^{2}$ . The drift velocity of the electrons is $2 \times 10^{- 3} m/s$ . The number of free electrons in each cubic meter of the wire are :

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