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The drift velocity of free electrons in a conductor is v, when a current I is flowing in it. If both, the radius and the current is doubled, then drift velocity will be
Options
(a) v
(b) v / 2
(c) v / 4
(d) v / 8
Correct Answer:
v / 2
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - Current in a coil changes from 4 A to zero in 0.1 second and the emf induced is 100V
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Topics: Current Electricity
(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Current in a coil changes from 4 A to zero in 0.1 second and the emf induced is 100V
- The nuclei of which one of the following pairs of nuclei are isotones?
- A long straight wire carrying current of 30A is placed in an external uniform
- If a proton, a deuteron and an alpha particle, on being accelerated by the same
- Two coaxial solenoids are made by winding thin insulated wire over a pipe
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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