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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 uranium nucleus ₉₂ U ²³⁸ emits an α-particle and a β-particle in succession.
- In a ionised gas,the mobile charge carriers are
- Graph of force per unit length between two long parallel current carrying
- Slope of PV and V for an isobaric process will be
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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 uranium nucleus ₉₂ U ²³⁸ emits an α-particle and a β-particle in succession.
- In a ionised gas,the mobile charge carriers are
- Graph of force per unit length between two long parallel current carrying
- Slope of PV and V for an isobaric process will be
- The threshold frequency for a metallic surface corresponds to an energy of 6.2 eV,
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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