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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
- The phase difference between the flux linked with a coil rotating in a uniform
- In an NPN transistor the collector current is 24 mA. If 80% of the electrons
- A point performs simple harmonic oscillation of period T and the equation of motion
- The ratio of the acceleration for a solid sphere(mass m and radius R)rolling down
- A wire carrying current I has the shape as shown in adjoining figure. Linear parts
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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