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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: - An LCR circuit contains resistance of 100 ohm and a supply of 200 volt at 300 radian
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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
- An LCR circuit contains resistance of 100 ohm and a supply of 200 volt at 300 radian
- The moment of inertia of a semicircular ring about the centre is
- A marble block of mass 2 kg lying on ice when given a velocity of 6 m/s is stopped
- In a potentiometer experiment, the balancing with a cell is at length 240 cm.
- When a piece of metal is illuminated by a monochromatic light of wavelength λ,
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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