Question

Q15. Assertion: Magnetic fields produced by current carrying circular coil are in form
of straight lines at the centre.
Reason: Magnetic field is non-uniform and parallel to the plane of the coil (1) true and false.
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Answer 1

Answer:

I think both are false.

Explanation:

Because in a circular coil, the magnetic feild is in the form of rings and the magnetic feild in the rings are not paralell.

HOPE IT HELPS

Answer 2

Answer:

The field at the centre of a long circular coil carrying current will be parallel straight lines. ... You can use right hand rule to derive the direction of the field.