Question

4. Wire carries current from North to South then what is the direction of
magnetic field lines at a point 10 cm below the wire:​

Answer 1

Answer:

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Answer 2

Answer:

Solution :

Solution: <br> figure 35.2<br> The situation is shown in figure(35.2). As the distance <br> of P from the wire is much larger than the length of the <br> wire, we can treat the wire as a small element. The <br> magnetic field is given by <br>

<br> or,

<br>

<br>

<br> The direction of