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प्रश्न
Select the correct answer
An example of natural magnet is
विकल्प
iron
steel
lodestone
none of the above
MCQ
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उत्तर
lodestone
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संबंधित प्रश्न
How will you do this?
Determine whether a material is magnetic or non-magnetic.
Which magnet will you use?
You are lost in a forest.
Fill the blank spaces in the table given below:
| Nature of bar | Action of compass needle | |
| North Pole | South Pole | |
| Non-magnetic | No action | ________ |
| ________ | attracted | attracted |
| North pole of a bar magnet | ________ | _________ |
| ________ | attracted | repelled |
Draw lines of force surrounding a bar magnet when it is placed in the magnetic meridian with its north pole pointing geographic, north.
Bar magnets are often stored in pairs as shown in the figure. E and F being pieces of metal.
Mark on the diagram the poles of the second magnet,
What is a natural magnet? State three properties of a magnet.
What are the magnetic poles? Where are they situated?
Give scientific reason:
Not attraction but repulsion is a sure test of magnetism.
What is a neutral point?
An object that is attracted by magnet.
