Posts Tagged ‘Electromagnet’

• Some Concepts of Electromagnetic Field

  Jan 12, 13 • 21531 Views • Resources • Top Coaching Institute • 8 Comments

  Ques 1. Define an Electromagnet? Ans. An electromagnet is an object that acts like a magnet, but its magnetic force is created and controlled by electricity–thus the name electromagnet. By wrapping insulated wire around a piece of iron and then running