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A wire of radius 0.15 mm is made of an unknown metal and carries a current of 8.4 mA. The drift ...

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A wire of radius 0.15 mm is made of an unknown metal and carries a current of 8.4 mA. The drift ...

A wire of radius 0.15 mm is made of an unknown metal and carries a current of 8.4 mA. The drift velocity for electrons in the wire is measured to be 36 × 10⁻⁶ m/s. What is the charge carrier density of the metal from which the wire is made?

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1.3 × 10²⁹ m⁻³

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2.1 × 10²⁸ m⁻³

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need more information to do this calculation.

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4.2 × 10³⁰ m⁻³

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College Physics

Edition: 5^th

Author: Giambattista

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