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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 nucleus ᴢXᴬ emits an α- particle with velocity v. The recoil speed of the daughter
- Two pendulums A and B are oscillating simultaneously with time period
- A silver wire of radius 0.1 cm carries a current of 2A. If the charge density in silver
- For a parallel beam of monochromatic light of wavelength λ diffraction is produced
- At absolute temperature, the kinetic energy of the molecules
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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