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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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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The core of a transformer is laminated because
- The dimensional formula for Young’s modulus is
- The value of n so that vectors 2i+3j-2k, 5i+nj+k and -i+2j+3k may be coplanar,will be
- An inductor is connected to an a.c. source when compared to voltage,
- For having large magnification power of a compound microscope
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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