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Magnetic Field

A magnetic fi...

Question

A magnetic field is said to be produced by a current-carrying conductor. The magnetic lines of force:

A

Are parallel to the length of the conductor.

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B

Are perpendicular to the length of the conductor.

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C

Form an acute angle with the length of the conductor.

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D

Form an obtuse angle with the length of the conductor.

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Solution

The correct option is B Are perpendicular to the length of the conductor.
By right hand number rule or screw rule, magnetic field is perpendicular to the length of the conductor.

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