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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
- An object is attached to the bottom of a light vertical spring and set vibrating.
- The radioactivity of a certain material drops to 1/16 of the initial value in 2 hours.
- A hollow sphere of radius 0.1m has a charge of 5×10⁻⁸C. The potential
- Four point masses, each of value m, are placed at the corners of a square ABCD
- The horizontal range of a projectile is 4√3 times the maximum height achieved
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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