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An electron moving in a circular orbit of radius r makes n rotations per second. The magnetic field produced at the centre has magnitude
Options
(a) μ₀ne/2πr
(b) zero
(c) μ₀n²e/r
(d) μ₀ne/2r
Correct Answer:
μ₀ne/2r
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Magnetic Effects of Current and Magnetism
(167)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- One way in which the operation of a n-p-n transistor differs from that of a p-n-p
- The friction of the air causes a vertical retardation equal to 10%
- The half life of radium is 1620 yr and its atomic weight is 226 kg per kilo mol.
- A coil of inductive reactance 31 Ω has a resistance of 8 Ω. It is placed in series
- The control rods used in a nuclear reactor can be made up of
Topics: Magnetic Effects of Current and Magnetism (167)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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