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- 1. Multiple Choice
Which is an example of a magnetic substance?
Iron
Nickel
Cobalt
All of these
- 2. Multiple Choice
A freely suspended bar magnet rests in
North-South direction
East-west direction
Upside down
Any direction by chance
- 3. Multiple Choice
Which is a natural magnet?
Magnetite
Haematite
Bakelite
Copper
- 4. Multiple Choice
Magnet attracts
Wood
Plastic
Paper
Iron
- 5. Multiple Choice
The two ends of a magnet are called as
North pole
South pole
North and South pole
Self demagnetization
- 6. Multiple Choice
North pole a magnet can be identified by
Another magnet having its poles marked as North and South pole
Another magnet no matter whether the poles are marked or not
using an iron bar
using iron filings
- 7. Multiple Choice
Where is the force of attraction of the magnet maximum?
At the sides
All over the magnet
At its poles
At its centre
- 8. Multiple Choice
Where does a compass work?
Only is oceans or seas
Only on land
Only on high mountains
At all the places within earth's magnetic field
- 9. Multiple Choice
Harsha placed a magnet near a metal ball and observed that ball moved away. What does she conclude about the metal ball?
It is a magnet
It is made up of aluminium
It is made up of copper
It is not a magnet
- 10. Multiple Choice
Three magnets A, B and c were dipped one by one in a heap of iron filings. The picture for the same is shown here. The strength of these magnets will be
A > B > C
A < B < C
A = B = C
A < B > C
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