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  • Physical Science: Electromagnetism - Class -IX
  • Once an iron core is placed into the coil of a solenoid, ...
Multiple choice

Once an iron core is placed into the coil of a solenoid, it becomes:

  1. an electromagnet

  2. a motor

  3. a transformer

  4. a semiconductor

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

A solenoid is simply a coil of wire. When an iron core is inserted, the magnetic field is amplified, turning the assembly into an electromagnet.

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