The magnetic field produces in a straight conducting wire on passing the current through it is _________.

In the direction parallel to the wire

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Circular around the wire

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In the direction opposite to the current

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In the direction of current

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Solution

The correct option is B Circular around the wire
The magnetic field produces in a straight conducting wire on passing the current through it is circular around the wire.
Magnitude of magnetic field produced at distance $r$ is given by $B = \frac{μ_{o} I}{2 r}$

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The magnetic field produces in a straight conducting wire on passing the current through it is _________.

The correct option is B Circular around the wireThe magnetic field produces in a straight conducting wire on passing the current through it is circular around the wire.Magnitude of magnetic field produced at distance r is given by B=μoI2r

The correct option is B Circular around the wire
The magnetic field produces in a straight conducting wire on passing the current through it is circular around the wire.
Magnitude of magnetic field produced at distance $r$ is given by $B = \frac{μ_{o} I}{2 r}$