Advertisements
Advertisements
प्रश्न
Write true or false of the following statement.
A magnet has no effect when it is heated to a high temperature.
विकल्प
True
False
उत्तर
False.
A magnet get demagnetised when it is heated to a very high temperature.
APPEARS IN
संबंधित प्रश्न
Write true or false for a given statement.
A coil carrying current behaves like a magnet.
Answer the following.
What is meant by the directional property of magnets?
You are given two rods. Out of these, one is an iron rod and the other one is magnet, how will you identify these rods?
A freely suspended magnet always comes to rest in the ______ direction
A student who checked some magnets in the school laboratory found out that their magnetic force is worn out. Give three reasons for that?
Write any two properties of a magnet.
Magnets lose their property if they ______.
Magnets lose their properties if they are dropped from a height.
Proper storage can also cause magnets to lose their properties.
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.
