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प्रश्न
What is a magnet?
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उत्तर
The substances which have the property of attracting iron, are called magnets.
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संबंधित प्रश्न
You are given a magnet. How will you use it to find north-south direction at a place?
State if the following statement is true or false. Correct the statement if it is false.
Whenever a magnet is not in use, it should be stored along with other magnets.
How will you do this?
Determine whether a material is magnetic or non-magnetic.
How will you do this?
Explain that a magnet has a certain magnetic field.
Which magnet will you use?
You are lost in a forest.
There is repulsion between the _____ poles of a magnet and attraction between its _____ poles.
With whom should I pair up?
| Group 'A' | Group 'B' |
| (a) Compass | 1. The highest magnetic force |
| (b) The door of a cupboard | 2. Like poles |
| (c) Repulsion | 3. A magnet |
| (d) Magnetic pole | 4. A magnetic needle |
Draw lines of force surrounding a bar magnet when it is placed in the magnetic meridian with its north pole pointing geographic south.
Write a short note on lighting conductors.
Consider the statement given below and choose the correct option.
Assertion: Iron filings are concentrated more at the magnetic poles.
Reason: The magnets are so sharp.
