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प्रश्न
Write true or false of the following statement.
A magnet has no effect when it is heated to a high temperature.
पर्याय
True
False
उत्तर
False.
A magnet get demagnetised when it is heated to a very high temperature.
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संबंधित प्रश्न
Fill in the blank
A magnet has ______ poles.
Write true or false of the following statement.
A magnet can attract only a magnetic substance.
Fill in the blank.
In a magnet, ............ have the maximum attractive property.
How is an artificial magnet prepared from a natural magnet?
How can magnetic properties of a magnet be destroyed?
Answer the following.
What is meant by the directional property of magnets?
Give a reason for the following.
The directive property of magnets is used in a compass.
Magnets lose their properties if they are dropped from a height.
Give the properties of magnets.
Match the following:
| 1. | Directive property | a. | Never intersect |
| 2. | Magnetic poles | b. | Magnetic compass |
| 3. | Lines of force | c. | Attract |
| 4. | Unlike poles | d. | Exist in pairs |
