Physics · Magnetism
Consider the following statements regarding a magnetic field: I. It never exerts a force on a charged particle. II. It always exerts a force on a charged particle. III. It exerts a force on a charged particle if it is moving across the magnetic lines of force. IV. It exerts a force on a charged particle if it is moving along the magnetic lines of force. Which of the statements given above is/are correct?
- 1I, II, III and IV
- 2I and II
- 3Only IV
- 4Only III✓
Correct answer
Only III
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