Physics
Differentiate between Natural magnet and artificial magnet. Give examples wherever applicable.
Answer
Differences between Natural magnet and artificial magnet:
| S. No. | Natural magnet | Artificial magnet |
|---|---|---|
| 1. | Found in nature in the form of naturally occurring materials like lodestone. | Man-made magnets prepared from magnetic materials. |
| 2. | Natural magnets are usually weak magnets. | Artificial magnets are stronger magnets. |
| 3. | Example : Lodestone (Magnetite) and hematite. | Example : Bar magnet and electromagnet. |
Related Questions
Give reasons for the following statements.
(a) Wood cannot be magnetised.
(b) Magnetite was later on called leading stone.
(c) Magnetic compass is based on one of magnet's properties.
(d) Magnetic induction is temporary.
(e) Magnets should be stored properly.
Explain the following terms.
(a) Directive property of a magnet
(b) Earth's magnetic field
(c) Single touch method
(d) Demagnetisation
(e) Magnetic keepers
Differentiate between magnetic materials and non-magnetic materials. Give examples wherever applicable.
Differentiate between permanent magnet and temporary magnet. Give examples wherever applicable.