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A current passes through a wire of nonun...

A current passes through a wire of nonuniform cross-section. Which of the following quantites are independent of the cross section?

A

the charge crossing in a given time interval.

B

drift speed

C

current density

D

free -electron density

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The correct Answer is:
A,D
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MOTION-CURRENT ELECTRICITY-EXERCISE -2 (Level -II) SECTION -A Definition of Current , Current Density , Drift Velocity
  1. A current passes through a wire of nonuniform cross-section. Which of ...

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