CBSE Questions for Class 6 Physics Fun With Magnets Quiz 2 - MCQExams.com

Which all things can be used to make a magnet?
  • Iron nail
  • Needle
  • Blade
  • Wood
A permanent magnet 
  • Attracts all substances
  • Attracts only ferromagnetic substances
  • Attracts magnetic substances and repels all others
  • Attracts some substances and repels others
State whether true or false.

A magnet always has a pair of poles.
  • True
  • False
A magnet can be easily turned into a ______ by excessive heating. Fill in the blank.
  • Electromagnet
  • Permanent Magnet
  • Temporary Magnet
  • None
Find the odd one out :
Magnetite, Magnes, Magnesia, Bar magnet
  • Magnetite
  • Magnes
  • Magnesia
  • Bar magnet
Identify when the magnet looses their property?
  • On hammering
  • On beating
  • On dropping it from certain height
  • When used in electric circuits
Which of the following is used to make permanent magnets ?
  • Soft iron
  • Steel
  • Nichrome
  • Copper
All magnetic materials lose their magnetic properties when :
  • Dipped in water
  • Dipped in oil
  • Brought near a piece of iron
  • Strongly heated

Assertion: Steel is attracted by a magnet

Reason: Steel is not a magnetic substance
  • Both A and R are true and R is the correct explanation of A.
  • Both A and R are true and R is not correct explanation of A.
  • A is true, but R is false
  • A is false, but R is true
At the magnetic poles of magnet, its attractive power is minimum.
  • True
  • False
When the N-pole of a magnet is placed near the S-pole of another magnet then it _______ the south pole.
  • repels
  • attracts
  • does nothing
  • can't say
Two bars of soft iron exactly same are given. One of them is a magnet. Without using any thing more, how would you find which is a magnet ?
  • By bringing two bars near and noting which one is attracting. The attracting one is a magnet
  • By bringing two bars near and noting which one is repelling. One which repells is an ordinary iron
  • By rubbing one bar with the other and noting which becomes magnet. The bar which is magnetized is an ordinary iron
  • One bar is placed flat horizontal on the table and the other bar is held vertical with its one end on the middle of first bar. If there is attraction between the two, the vertical bar is magnet otherwise ordinary iron
Which one of the following substances is the magnetic substances?
  • Mercury
  • Iron
  • Gold
  • Silver
When the north pole of a strong magnet is brought near to the north pole of a weak magnet then they will
  • Attract each other
  • Repel each other
  • First attract and then repel
  • First repel and then attract
Complete the following statements with an appropriate word / term to be filled in the blank space(s).
A compass needle is a ________ magnet :
  • small
  • big
  • fieldless
  • super
Which of the following is/are a magnetic material?
  • Steel
  • Copper
  • Nickel
  • Cobalt
The magnetic field is strongest near the :
  • Poles of the magnet
  • Ends of the magnet
  • Centre of the magnet
  • One quarter point from the poles of the magnet
Two bars of soft iron exactly alike are given. One of them is a magnet. Without using anything more, how would you find which is a magnet -
  • By bringing two bars near and noting which one is attractive. The attracting one is a magnet
  • By bringing two bars near and noting which one is repelling. One which repels is an ordinary iron.
  • By rubbing one bar with the other and noting which becomes a magnet. The bar which is magnetized is an ordinary iron.
  • One bar is placed flat horizontally on the table and the other bar is held vertical with its one end on the middle of the first bar. If there is the attraction between the two, the vertical bar is magnet otherwise ordinary iron.
  • Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
  • Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
  • Assertion is correct but Reason is incorrect
  • Assertion is incorrect but Reason is correct
Few common pins are placed on a table with a glass top. A powerful bar magnet is moved under the glass top. Describe the movement of common pins.
  • move opposite to the direction of magnet
  • move in the direction of magnet
  • not move
  • be thrown up in air.
Which of the following is not a magnetic substance?
  • Brass
  • Iron
  • Cobalt
  • Nickel
Where is the  attractive property of a magnet is maximum ?
  • north pole only
  • south pole only
  • north and south poles both
  • mid point of the magnet.
An object is repelled by a magnet. It must be placed in which of the group:
  • $$P$$
  • $$Q$$
  • $$R$$
  • None of these
The special property of magnetic substance is :
  • they are repelled by magnets
  • they are attracted towards magnets
  • they are both attracted and repelled by magnets
  • they cannot be made into magnets
Which of the following will NOT be attracted by a magnet?
  • Iron
  • Nickel
  • Gold
  • Cobalt
After repeated rubbing with a magnet in the same direction, a piece of substance fails to get magnetised, it should be in the group (s) :
  • P & Q
  • Q &R
  • Q
  • R
A ring made up of copper and nickel can be placed in which group?
  • P
  • Q
  • R
  • either Q or P
Shaving blades are usually made of steel. They will :
  • be attracted by a magnet
  • be repelled by a magnet
  • be attracted only by natural magnets
  • not be affected by magnets
Magnets lose their properties if :
  • A.C. is passed through them
  • heated strongly
  • dropped from a height
  • all of the above
The magnetic force between a magnet and a magnetic substance can cause:
  • change of position
  • change of shape
  • change of size
  • change of property
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