Q. 65.0( 4 Votes )

Core of an electromagnet must be of soft iron but not steel. Justify it.

Answer :

The soft iron inside the coil makes the magnetic field

Stronger because it becomes a magnet itself when the current is flowing. That is, Soft iron is said to form a temporary magnet. In this way, the electromagnet can be switched on and off by turning the electricity on and off.


Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Related Videos
Champ Quiz | Magnetic Effects of Electric Current37 mins
Quiz | Find the Magnet and its Poles.34 mins
Quiz | Lets Revise Electromagnetic Induction41 mins
Foundation | IIT JEE-Vector Product54 mins
Be a Master of Magnetism37 mins
Champ Quiz | Understanding Magnetic Force41 mins
Magnetic Field39 mins
Champ Quiz | Magnetic Field Lines32 mins
MCQs on Magnetic Field34 mins
Is Earth a Huge Magnet?32 mins
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
view all courses