A wire oriented in the east-west direction carries a current eastward. Direction of the magnetic field at a point to the south of wire is
Vertically down
Vertically up
North-East
South-East
As we learned
Right Hand Palm Rule -
If we stretch our right hand such that fingers point towards the point at which magnetic feild is required while thumb is in the direction of current then normal to the palm will show the direction of magnetic feild.
- wherein
Using Right Hand Palm Rule.
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