Multiple choice

What name is given to the device that makes a strong magnet by passing electricity through a coil of wire wrapped around a block of iron?

  1. Electric kettle

  2. Crane

  3. Solenoid

  4. Transformer

  5. None of the above

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

It is a cylindrical coil of wire acting as magnet, when carrying electric current.