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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.
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Topics: Current Electricity
(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Dimensional formula of magnetic field in terms of mass M, length L
- Given the value of Rydberg constant is 10⁷ m⁻¹, the wave number of the last line
- Two identical flutes produce fundamental notes of frequency 300 Hz at 27° C
- A body of weight W newton is at the surface of the earth.
- The radius of germanium nuclide is measured to be twice the radius of ₄⁹Be.
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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