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A copper wire of length L and cross-sectional area A carries a current I. If the current in the wire is doubled, how are each of the following affected? (a) The charge carrier density ---Select--- (b) The current density ---Select--- (c) The electron drift velocity ---Select---

A copper wire of length L and cross-sectional area A carries a current I. If the current in the wire is doubled, how are each of the following affected? (a) The charge carrier density ---Select--- (b) The current density ---Select--- (c) The electron drift velocity ---Select---

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A copper wire of length L and cross-sectional area A carries a current I. If the current in the wire is doubled, how are each of the following affected? (a) The charge carrier density ---Select--- (b) The current density ---Select--- . (c) The electron drift velocity ---Select--- (d) The average time interval between collisions ---Select---
Transcribed Image Text:A copper wire of length L and cross-sectional area A carries a current I. If the current in the wire is doubled, how are each of the following affected? (a) The charge carrier density ---Select--- (b) The current density ---Select--- . (c) The electron drift velocity ---Select--- (d) The average time interval between collisions ---Select---
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