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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: - A common emitter amplifier gives an output of 3 V for an input of 0.01 V.
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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
- A common emitter amplifier gives an output of 3 V for an input of 0.01 V.
- The wavelength of the short radio waves, microwaves, ultraviolet waves are λ₁,λ₂ and λ₃
- A voltmeter of range 2 V and resistance 300Ω cannot be converted into ammeter
- If (range)² is 48 times (maximum height)², then angle of projection is
- The unit of surface tension is
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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