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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 wire of length 1 m is moving at a speed of 2 ms⁻¹ perpendicular to its length
- What is the energy released by fission of 1 g of U²³⁵?
- If vectors A=cos wti + sin wtj and B= cos wt/2 i + sin wt/2 j are functions of time,
- If a spring of spring constant k stretched by a length x under tension T, the energy
- A block slides from an inclination of 45°.If it takes time twice
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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