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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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Subject: Physics
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- Maximum kinetic energy of electrons emitted in photoelectric effect increases when
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- A particle has initial velocity(3i⃗ +4j⃗)and has acceleration (0.4i⃗ +0.3j⃗)
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Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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