Question

Distinguish between a bar magnet and a solenoid.

Answer 1

Bar Magnet	Solenoid
1. It has natural magnetism.	1. Its magnetism is created like it a type of artificial magnetism.
2. Its magnetism cannot be destroyed it is always present.	2. Its magnetism can be destroyed or it can be stopped anytime.
3. Its magnetism cannot be increased or decreased by any other external way.	3. Its magnetism can be increased or decreased depending on our needs.
4. Is magnetism does not depend on any external applied factors.	4. Its magnetism does depend on various external factors applied like current, no of turns.
Diagram of a bar magnet:-	Diagram of a Solenoid :-