7. A wire is stretched between two poles and carries
current of 50 A. The height of the wire along the
the ground vertically below the wire. [Ans. 10-6 tesla
ground is 10 m. Find the magnetic field at a point
8. A long wire carries a current of 18 ampere in the
located at a distance of 1 metre from the wire.
Calculate the value of horizontal component of earth's
ds south
magnetic field at that point
[Ans. 3.6 106T
a).6. MAGNETIC FIELD AT THE CENTRE DE
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a long wire carries a current of 18 ampere in the located at a distance of 1 metre from the wire calculate the value of horizontal component of earth's ds south magnetic field at that point
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