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A silver wire of radius 0.1 cm carries a current of 2A. If the charge density in silver is 5.86×10²⁸ m⁻³, then the drift velocity is
Options
(a) 0.2×10⁻³ ms⁻¹
(b) 0.4×10⁻⁴ ms⁻¹
(c) 0.68×10⁻⁴ ms⁻¹
(d) 7×10⁻⁴ ms⁻¹
Correct Answer:
0.68×10⁻⁴ ms⁻¹
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
- The total energy of an electron in the first excited state of hydrogen atom
- A particle moves along the x-axis from x=0 to x=5 m under the influence of a force
- A beam of cathode rays is subjected to crossed Electric (E) and Magnetic fields (B)
- A boy whirls a stone in a horizontal circle of radius 1.5 m and at height 2.0 m
- In the given figure, a diode D is connected to an external resistance R=100 Ω
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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