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School Physics Quiz : Magnets


Answer the following questions based on magnets.

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Multiple choice

Your Performance  

1.

An iron nail is suspended vertically from a string. When a strong bar magnet is brought close to it, the iron nail is attracted to the magnet and the string assumes an inclined position. If an iron sheet is placed between the iron nail and the magnet, the string will _______.

  return to its vertical position

  remain in an inclined position

 

2.

_______ materials are those that can be influenced by a magnet.

  Optical

  Thermal

  Magnetic

  Half-n-half Clue
 

3.

Magnets will still retain their magnetism even if they are strongly heated.

  True

  False

 

4.

Name the 'odd one out'.

  Copper

  Cobalt

  Nickel

  Iron

  Half-n-half Clue
 

5.

Soft iron can be highly magnetized but the magnetism in it is temporary.

  True

  False

 

6.

bar magnet
The imaginary line NS passing through the magnetic north and south poles of a bar magnet is called the

  magnetic axis

  magnetic equator

  magnetic meridian

  Half-n-half Clue
 

7.

Unlike poles attract each other.

  True

  False

 


 
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