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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: - If two vectors are equal in magnitude and their resultant is also equal in magnitude
- The acceleration due to gravity at a place is π² m/sec². Then the time period
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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
- If two vectors are equal in magnitude and their resultant is also equal in magnitude
- The acceleration due to gravity at a place is π² m/sec². Then the time period
- In a potentiometer experiment, the balancing with a cell is at length 240 cm.
- Shear modulus is zero for
- A super conductor exhibits perfect
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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