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Question

# Choose the incorrect statement from the following regarding magnetic lines of force:

A

The direction of magnetic field at a point is taken to be the direction in which the north pole of a magnetic compass needle points when placed at that point.

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B

Magnetic field lines are closed curves.

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C

If magnetic field lines are parallel and equidistant, they represent zero field strength.

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D

Relative strength of magnetic field is shown by the degree of closeness of the field lines.

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Solution

## The correct option is C If magnetic field lines are parallel and equidistant, they represent zero field strength. If magnetic field lines are parallel and equidistant, they represent non-zero uniform field strength.

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