Multiple choice

The magnetic material between a current-carrying coil

  1. becomes a permanent magnet

  2. is a magnet till the time current passes through it

  3. loses its magnetic property to some extent and gets weak

  4. changes its shape and acquires magnetic properties

  5. None of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Yes, it is correct. The iron nail between the current-carrying coil is a magnet till it is in the magnetic field of electric current. This shows the magnetic effect of current.

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