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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: - Solar radiation is
- A body revolved around the sun 27 times faster than the earth. What is the ratio
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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
- Solar radiation is
- A body revolved around the sun 27 times faster than the earth. What is the ratio
- A beam of light consisting of red, green and blue colours is incident on a right
- A uniform rod of length l is placed with one end in contact with the horizontal
- The velocity v of waves produced in water depends on their wavelength λ, the density
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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