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प्रश्न
Give a reason for the following.
Magnets are used to close the doors of a refrigerator tightly.
उत्तर
Because of the attractive property of a magnet. A magnet attracts magnetic substances by exerting a force called magnetic force. , This keeps the door of a refrigerator closed tightly.
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संबंधित प्रश्न
Fill in the blank
A magnet has ______ poles.
Write true or false of the following statement.
Poles of a magnet cannot be separated.
Fill in the blank.
Rough handling destroys the .............. properties of a magnet.
How can magnetic properties of a magnet be destroyed?
Give a reason for the following.
The directive property of magnets is used in a compass.
Magnets lose their properties when they are
Write any two properties of a magnet.
Magnets lose their properties if they are dropped from a height.
Give the properties of magnets.
Fig. 13.6 shows a magnetic campass. What will happen to the position of its needle if you bring a bar magnet near it? Draw a diagram to show the effect on the needle on bringing the bar magnet near it. Also draw the diagram to show the effect when the other end of the bar magnet is brought near it.
