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A current of 5 A is passing through a metallic wire of cross-sectional area 4×10⁻⁶ m². If the density of charge carriers of the wire is 5×10²⁶ m⁻³, the drift velocity of the electrons will be
Options
(a) 1×10² ms⁻¹
(b) 1.56×10⁻² ms⁻¹
(c) 1.56×10⁻³ ms⁻¹
(d) 1×10⁻²ms⁻¹
Correct Answer:
1.56×10⁻² 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
- Time period of oscillation of a magnet is 2 sec. When it is remagnetised
- A wheel has angular acceleration of 3.0 rad/sec² and an initial angular speed of 2.00
- Find the fundamental frequency of a closed pipe if the length of air column is 42m.
- If h is Planck’s constant, the momentum of a photon of wavelength 0.01 Å is
- At which place, Earth’s magnetism becomes horizontal
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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