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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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- An a.c. supply gives 30 volt r.m.s which passes through a 10Ω resistance.
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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
- The numebr 0 (zero) is required for
- An a.c. supply gives 30 volt r.m.s which passes through a 10Ω resistance.
- Electrons of mass m with de-Broglie wavelength λ fall on the target in an X-ray tube.
- Dimensional formula for electrical resistance R is given by
- In the Young’s double slit experiment, the intensity of light at a point on the screen
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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