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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 liquid drops having diameters of 1 cm and 1.5 cm. The ratio of excess
- Which phenomenon best supports the theory that matter has a wave nature?
- If sink is at a temperature of -39⁰C and source at 0⁰C, then efficiency will be
- In a P-N junction
- 64 drops of mercury, each charged to a potential of 10 V, are combined
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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