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प्रश्न
DC current flows in a metal piece of the non-uniform cross-section. Which of these quantities remains constant along the conductor: current, current density, or drift speed?
एक पंक्ति में उत्तर
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उत्तर
Drift velocity and current density will change, as they depend upon the area of the cross-section, whereas current will remain constant.
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Drift Speed
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