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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
(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A double slit experiment is performed with light of wavelength 500 nm. A thin film
- The relationship between decay constant λ and half-life T of a radioactive substance is
- Consider the following two statements about Kirchhoff’s law
- The minimum velocity (in ms⁻¹) with which a car driver must traverse a flat curve
- A 1kg stone at the end of 1 m long string is whirled in a vertical circle at constant speed
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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