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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 total energy of an electron in the first excited state of hydrogen atom
- A force of 10 newton acts on a body of mass 20 kg for 10 seconds. Change in its momentum
- One mole of an ideal diatomic gas undergoes a transition from A to B along a path
- When a magnet is taken towards a coil, the induced e.m.f. depends on
- The transverse nature of electromagnetic waves is proved by which of the following?
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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