Ch-17 Magnets

The material which attracts iron is- 

• Glass 

• Magnet

• Rubber

• Silver

How many poles does a magnet have? 

• 2

• 4

• 3

• 5

The magnet was discovered by- 

• Isaac Newton 

• C.V.Raman 

• J.C.Bose 

• Magnes 

A magnet's force is___at its ends. 

If a boat moves towards if north pole of the magnet it has-

• a south pole magnet is fitted on the head of the boat 

• a north pole magnet is fitted on the head of the boat 

• the boat is made of a magnetic material 

• the boat is made up of no-magnetic material

A magnet's force is____at its ends

• strongest

• weakest

• smallest

• cutest

TRUE OR FALSE-

One magnet can pick up another

• TRUE

• FALSE

TRUE OR FALSE-

Some magnets are stronger than other magnets

• TRUE

• FALSE

What is the method of making an iron magnetic?

• Single touch method

• Double touch method

• Tripel touch method

• Quadroupral touch method

• Infinite touch method

Name the first magnet