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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
- Two cells when connected in series are balanced on 8m on a potentiometer.
- A point performs simple harmonic oscillation of period T and the equation of motion
- In a region, the potential is represented by V(x,y,z)=6x-8xy-8y+6yz, where V
- ₉₂U²³⁴ has 92 protons and 238 nucleons. It decays by emitting an alpha particle
- A point charge is kept at the centre of a metallic insulated spherical shell. Then
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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