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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.
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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
- When a charged oil drop moves upwards in an electric field,
- Hard X-rays for the study of fractures in bones should have a minimum wavelength
- A radioactive substance has a half-life of four months. Three-fourth of substance
- A mass m moving horizontally (along the x-axis) with velocity v collides and sticks
- In an AC generator, a coil with N turns, all of the same area A and total resistance R,
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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