Which of the following correctly describes the magnetic field near a long straight wire?
The field consists of straight lines perpendicular to the wire
The field consists of straight lines parallel from wire
The field consists of radical line originating from the wire.
The field consists of concentric circle centred on the wire.
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The magnetic field lines of a long straight wire are comprised of concentric circles centered around the wire. The direction of magnetic field lines is given by the right hand thumb rule
So the answer- the field consists of concentric circle centered on the wire...
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D.) The field of concentric circles centered on the wire.
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