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A long, straight wire carries a current ...

A long, straight wire carries a current `i`. The magnetizing field intensity `H` is measured at a point `P` close to the wire. A long, cylindrical iron rod is brought close to the wire so that the point `P` is at the centre of the rod. The value of `H` at `P` will

A

increase many times

B

decrease many times

C

remain almost constant

D

become zero

Text Solution

Verified by Experts

The correct Answer is:
C
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