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The drift speed of electrons in copper wire of diameter and length l is v. If the potential difference across the wire is doubled, then the new drift speed becomes
Options
(a) v
(b) 2v
(c) 3v
(d) v/2
Correct Answer:
2v
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Current Electricity
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Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- For the normal eye, the cornea of eye provides a converging power of 40D
- A ball is dropped from a high rise platform at t = 0 starting from rest
- Application of a forward bias to a P-N junction
- Two bodies A and B have masses 20 Kg and 5 Kg respectively. Each one is acted
- The half-life of a radioactive substance is 30 min. The time (in minutes) taken
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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