HARD
Earn 100

Mention the use of Lodestone in early days by Chinese people.

Important Questions on Magnetism

EASY
Science>Physics>Magnetism>Magnets and Magnetic Materials
What are non-magnetic substances? Give two examples.
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Science>Physics>Magnetism>Magnets and Magnetic Materials
The poles that repel each other are
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Science>Physics>Magnetism>Magnets and Magnetic Materials
What kind of poles attract and what type of poles repel each other?
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Science>Physics>Magnetism>Magnets and Magnetic Materials
A freely suspended bar magnet comes to rest in the
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Science>Physics>Magnetism>Magnets and Magnetic Materials
How will you prepare your own magnetic compass?
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Science>Physics>Magnetism>Magnets and Magnetic Materials
We can make magnet with only one pole.
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Science>Physics>Magnetism>Magnets and Magnetic Materials
Plastics are _____ (magnetic/non-magnetic) materials.
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Science>Physics>Magnetism>Magnets and Magnetic Materials

What is the correct way of storing a 

(i) bar magnet  (ii) horseshoe-shaped magnet  

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Science>Physics>Magnetism>Magnets and Magnetic Materials
Two south poles _____ each other.
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Science>Physics>Magnetism>Magnets and Magnetic Materials
column A column B
a. Poles 1. Non-magnetic material
b. Paper 2. Finding direction
c. Iron 3. Magnetic rock
d. Compass 4. Exist in pairs
e. Magnetite 5. Magnetic material

 

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Science>Physics>Magnetism>Magnets and Magnetic Materials
Magnet is found in rocks containing
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Science>Physics>Magnetism>Magnets and Magnetic Materials
Can a magnetic north pole exist without a magnetic south pole?
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Science>Physics>Magnetism>Magnets and Magnetic Materials
Describe how a piece of iron can be magnetised.
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Science>Physics>Magnetism>Magnets and Magnetic Materials
If the magnet is rolled over iron filings, the filings will get mostly attracted
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Science>Physics>Magnetism>Magnets and Magnetic Materials
What happens when a magnet is heated?
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Science>Physics>Magnetism>Magnets and Magnetic Materials
One precaution you should always take while handling a magnet is not to drop it. Why?
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Science>Physics>Magnetism>Magnets and Magnetic Materials

(a) Name two magnetic poles which attract each other.

(b) Name two magnetic poles which repel each other.

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Science>Physics>Magnetism>Magnets and Magnetic Materials
What are magnetic substances? Give two examples.
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Science>Physics>Magnetism>Magnets and Magnetic Materials
Which of the following is not a magnetic material
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Science>Physics>Magnetism>Magnets and Magnetic Materials
Why does a freely suspended magnet point in the north-south direction?