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An electron moving in a uniform magnetic field of induction of intensity B, has its radius directly proportional to
Options
(a) its charge
(b) magnetic field
(c) speed
(d) none of these
Correct Answer:
speed
Explanation:
When electron moves in magnetic field
mv² / r = qvB or, r = mv / qB.
Related Questions: - The drift velocity of the electrons in a copper wire of length 2 m under
- The string of a pendulum is horizontal.The mass of bob attached to it is m
- There is a ring of radius r having linear charge densityλ and rotating with a uniform
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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 drift velocity of the electrons in a copper wire of length 2 m under
- The string of a pendulum is horizontal.The mass of bob attached to it is m
- There is a ring of radius r having linear charge densityλ and rotating with a uniform
- If angular momentum of a body is increased by 200% its kinetic energy will increase
- A student performs an experiment to determine the Young’s modulus of a wire
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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