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A charged particle (charge q) is moving in a circle of radius R with uniform speed v. The associated magnetic moment µ is given by
Options
(a) qvR²
(b) qvR² / 2
(c) qvR
(d) qvR / 2
Correct Answer:
qvR² / 2
Explanation:
Magnetic moment, m = IA
qv / 2πR (πR²) = qvR / 2
[ I = q/T and T = 2πR / v ]
Related Questions: - Which of the following pairs is wrong
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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
- Which of the following pairs is wrong
- A body revolved around the sun 27 times faster than the earth. What is the ratio
- The maximum and minimum intensities of two sources is 4:1. The ratio of amplitude is
- For a transformer, the turns ratio is 3 and its efficiency is 0.75. The current flowing
- Two thin long conductors seprated by a distance d carry currents
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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