Physics · Magnetic Effects of Electric Current
Which of the following statement(s) is/are true regarding the magnetic field line pattern around a straight current-carrying wire? (i) The magnetic field lines around a current-carrying wire are in the form of concentric circles. (ii) The magnetic field lines around a current-carrying wire intersect each other at various points. (iii) The magnetic field lines move farther apart as distance from the wire increases.
- 1Both (i) and (iii)✓
- 2Only (i)
- 3Only (ii)
- 4Both (ii) and (iii)
Correct answer
Both (i) and (iii)
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