6th Class Science Fun with Magnets Question Bank

done Fun with Magnets Total Questions - 20

• question_answer1)
  In the given diagrams, compasses are used to plot the magnetic field around a bar magnet with poles marked N (North) and S (South). Which of the following diagrams correctly shows the expected field pattern?                             
  A)
             done clear
  B)
              done clear
  C)
              done clear
  D)
             done clear
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• question_answer2)
  The figure shows a ring magnet, X, floating above another ring magnet, Y. This is because  
  A)
   Magnet X is lighter than magnet Y done clear
  B)
   Magnet Vis more powerful than magnet X         done clear
  C)
   The like poles of both magnets are facing each other and they repel each other              done clear
  D)
   The unlike poles of both magnets are facing each other and they attract each other.                        done clear
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• question_answer3)
  Reeta puts two different objects in each of the following containers.

  Container (i): Copper coin and iron nail

  Container (ii): Steel nail and aluminium earring

  Container (iii): Marble and gold coin

  Container (iv): Nickel coin and steel nail

  She can use a magnet to separate the objects in containers
  A)
   (i) and (ii) done clear
  B)
   (i), (ii) and (iii) done clear
  C)
   (i), (ii) and (iv) done clear
  D)
   (i), (ii), (iii) and (iv). done clear
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• question_answer4)
  Lisa did an experiment to find out which part of the magnet attracts the most pins. Which of the following readings is correct regarding the number of pins attracted by the different parts of the magnet?
  A)

  P-8

  Q-1

  R-2

  S-8

  done clear
  B)

  P-8

  Q-3

  R-3

  S-2

  done clear
  C)

  P-3

  Q-2

  R-3

  S-8

  done clear
  D)

  P-1

  Q-8

  R-8

  S-1

  done clear
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• question_answer5)
  Study the arrangement of three bar magnets as shown in figure. Which arrangement is possible?
  A)
      done clear
  B)
    done clear
  C)
           done clear
  D)
           done clear
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• question_answer6)

  Ashwini magnetized a piece of iron rod using the stroking method as shown in the diagram below.

  Which part of the iron rod becomes the North-seeking pole?

                                          
  A)
  P                                 done clear
  B)
  Q                    done clear
  C)
  R                     done clear
  D)
  S            done clear
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• question_answer7)
  What will happen when three bar magnets are hung in the manner as shown below?
  A)
   Nothing will happen.               done clear
  B)
   Magnet Y will turn round and round. done clear
  C)
   Magnet Y will move towards magnet Z done clear
  D)
   Magnet Y will move towards magnet X.                             done clear
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• question_answer8)
  Magnets lose their properties significantly if                                       
  A)
   Left in the open                   done clear
  B)
   Touched with iron                  done clear
  C)
   Dropped from a height repeatedly   done clear
  D)
   None of these           done clear
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• question_answer9)

  A matchbox containing an unknown object is placed on a thin sheet of glass in the experimental set-up shown in the figure.

  When the bar magnet moves, it is able to drag the match box along. What is most likely to be found in the matchbox?

     
  A)
  Marble done clear
  B)
  Toothpick done clear
  C)
  Ten-cent coin done clear
  D)
  Steel ball bearing done clear
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• question_answer10)
  In which of the following a permanent magnet is not used?
  A)
   In magnetic door catchers done clear
  B)
   Loudspeakers done clear
  C)
   In compasses done clear
  D)
   None of these done clear
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• question_answer11)
  How many north and south poles are present in a magnet if it is broken into 6 pieces without loss of magnetism?
  A)
   Six                              done clear
  B)
   Twelve            done clear
  C)
          Two                done clear
  D)
          Zero done clear
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• question_answer12)
  Two magnets are placed in a container as shown in the figure by some external force. What would happen if the force on magnet P is removed?
  A)
   Magnet P will attract magnet Q. done clear
  B)
   Magnet P will repel magnet Q. done clear
  C)
   Both magnets will demagnetize each other. done clear
  D)
   Both magnets will produce electric current. done clear
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• question_answer13)
  Read the given statements and select the correct option.

  Statement 1: When a horseshoe magnet is brought close to a pile of iron filings, more filings will be attracted to the U shaped part of the magnet.

  Statement 2: Horseshoe magnet has only one pole that is its U-shaped part.

   
  A)
  Both statements 1 and 2 are true and statement 2 is the correct explanation of statement 1.                    done clear
  B)
  Both statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1.         done clear
  C)
  Statement 1 is true but statement 2 is false.                           done clear
  D)
  Both statements 1 and 2 are false. done clear
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• question_answer14)
  Which of the following is incorrect?      
  A)
   To increase the magnetic strength, increase the number of strokes while creating magnets. done clear
  B)
   To increase the magnetic strength, increase the number of coils around the nail.                          done clear
  C)
   Magnetic force is a pulling force only.                                   done clear
  D)
   Magnet may lose its magnetic property when heated to a very high temperature.   done clear
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• question_answer15)
  Which of the following is the best way to keep magnets?                    
  A)
                       done clear
  B)
         done clear
  C)
        done clear
  D)
            done clear
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• question_answer16)
  Arun suspended a bar magnet on a string as shown in the diagram below. He brought 3 bar-shaped objects P, Q and R towards the bar magnet. He placed the ends (X and Y) of each object, near the north pole of the bar magnet and recorded his observations in the table below.

  Object	End X brought near to N pole	End Y brought near to N pole
  P	N pole repelled	N pole attracted
  Q	N pole attracted	N pole repelled
  R	N pole remains   stationary	N pole remains stationary

  Which of the object(s) is/are the magnet?
  A)
   P only                         done clear
  B)
   Q only done clear
  C)
          P and Q only    done clear
  D)
          P and R only done clear
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• question_answer17)
  When Asha suspended four bars of different materials from a pole and brought the North pole of a bar magnet near part P and Q of each bar one by one as shown in figure, then observations she recorded are as follows:            

  Bar	Part P	Part Q
  I	Pushed	Pulled
  II	Nothing  happened	Nothing   happened
  III	Pulled	Pushed
  IV	Pulled	Pulled

  Which of the following sets correctly represents metal bars I, II, III and IV?
  A)

  Bar I	Bar II	Bar III	Bar IV
  Magnet	Stainless steel Bar	Magnet	Iron bar

  done clear
  B)

  Bar I	Bar II	Bar III	Bar IV
  Magnet	Iron bar	Magnet	Glass bar

  done clear
  C)

  Bar I	Bar II	Bar III	Bar IV
  	Magnet	Iron bar	Magnet

  done clear
  D)

  Bar I	Bar II	Bar III	Bar IV
  Magnet	Iron bar	Glass bar	Stainless steel Bar

  done clear
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• question_answer18)
  Arpita is standing in the middle of a cross road with a compass. The red portion of the compass needle is pointing towards her. She wants to go towards east then she should turn
  A)
   Right and then go straight done clear
  B)
   Left and then go straight done clear
  C)
   Right and then go left done clear
  D)
   Left and then go right. done clear
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• question_answer19)
  Two bar magnets suspended by string, are separated by a piece of metal. Which of the following statements best explain the outcome shown in the diagram?
  A)
   Only like poles attract. done clear
  B)
   The magnets have lost their magnetic forces. done clear
  C)
   The metal exerts a magnetic field which attracts the magnets. done clear
  D)
   The magnetic field of the magnets cannot pass through the metal. done clear
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• question_answer20)
  Observe the given figure and identify the correct statements.

  (i) Poles 1, 3 and 5 are unlike poles.

  (ii) Poles 2, 4 and 6 are like poles.

  (iii) Pole 1 will attract pole 3 and 5.

  (iv) Pole 4 will be attracted by pole 1.

  A)
   Only (i) and (iii) done clear
  B)
   Only (ii) and (iv) done clear
  C)
   Only (i) and (ii) done clear
  D)
   Only (iii) and (iv) done clear
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