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प्रश्न
Write the answer in your word.
Write the properties of a magnet.
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उत्तर
- A magnet attracts materials like iron, nickel, and cobalt.
- Every magnet has a north and a south pole.
- If you bring two same poles together, they push away; opposite poles pull toward each other.
- A magnet produces an invisible force around it, known as a magnetic field.
- A magnet can make some materials temporarily magnetic by touching them.
संबंधित प्रश्न
What is a magnetic compass ? State its use.
Answer the following in detail.
How can a magnet be demagnetized?
Fill in the blank.
The perpendicular bisector of the line joining the two poles of a magnet is called ...................
Draw the magnetic flux pattern near a bar magnet placed with its axis in the magnetic meridian and the south pole pointing towards geographic north.
State three important properties of a magnet.
Give scientific reason:
Soft iron is used to make electromagnets.
Give scientific reason:
Two steel needles hanging from the lower end of a vertical bar magnet do not hang vertically.
How can you identify non-magnetic materials? Give an example of a nonmagnetic material.
