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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
- How much work is required to carry a 6 μC charge from the negative terminal
- A wooden stick 2 m long is floating on the surface of water. The surface tension
- A common emitter amplifier gives an output of 3 V for an input of 0.01 V.
- The work function of sodium is 2.3 eV. The threshold wavelength of sodium will be
- A car moving with a velocity of 36 km/hr crosses a siren of frequency 500 Hz.
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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