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प्रश्न
State if the following statement is true or false. Correct the statement if it is false.
Attraction is the surest test for magnetism.
पर्याय
True
False
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उत्तर
False.
Repulsion is the surest test for magnetism.
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संबंधित प्रश्न
State three important uses of a magnet.
When magnetic material is taken close to a magnet, the material acquires ______.
The alloys called ______ and ______ are used for making industrial magnets.
Describe two simple experiments to support the statement that magnetism is a property of the molecules of a magnet.
The figure shows a freely suspended magnet in the rest position. Copy the diagram and on its show:
- Angle of declination
- Angle in dip
Give scientific reason:
Soft iron is used to make electromagnets.
With the help of a diagram explain the following:
Magnetisation of an iron bar by a single touch method.
An object that is attracted by magnet.
Why it is not advisable to slide a magnet on an iron bar back and forth during magnetising it?
The magnetic poles always exist in pairs.
