Lessons

Eamcet Physics
2 nd Year : Unit 3.2 ( Magnetic Effects of Current And Magnetism ) - Electro Magnetism

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Q.

A long wire carries a steady current. It is bent into a circle of one turn and the magnetic field at the centre of the coil B. It is then bent into a circular loop of n turns. The magnetic field at the centre of the coil will be:

View Answer

Correct choice: B

Explanation:

None
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