2013 SEC 4 Physics Test - Magnetism

10 Questions | Total Attempts: 50

SettingsSettingsSettings
Please wait...
2013 SEC 4 Physics Test - Magnetism

Magnetism


Questions and Answers
  • 1. 
    1. Which of the following is not a property of magnets?
    • A. 

      They may not have opposite polarities.

    • B. 

      Unlike poles will always attract.

    • C. 

      They may attract an object, which is not a magnet.

    • D. 

      They may lose their magnetism.

  • 2. 
    2. What would happen when two like poles of magnets are brought near to each other?
    • A. 

      Repulsion

    • B. 

      Attraction

    • C. 

      Induction

    • D. 

      Neutralisation

  • 3. 
    3. The diagram below shows a few nails attracted to one another. What is the name of the process, which enables the nails to attract one another?
    • A. 

      Repulsion

    • B. 

      Attraction

    • C. 

      Induction

    • D. 

      Neutralisation

  • 4. 
    4. Which of the following materials is most suitable to be made into a permanent magnet?
    • A. 

      Aluminium

    • B. 

      Steel

    • C. 

      Iron

    • D. 

      Copper

  • 5. 
    5. Which of the following is not one of the applications of a permanent magnet?
    • A. 

      Generator

    • B. 

      Electric motors

    • C. 

      Loudspeakers

    • D. 

      Circuit breaker

  • 6. 
    6. A small plotting compass is placed near a bar magnet as shown. Which of he following correctly shows the direction of needle of the compass?
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 7. 
    7. Which of the following methods is the most appropriate to show that a substance is a magnet?
    • A. 

      It can attract another magnet.

    • B. 

      It can repel another magnet.

    • C. 

      It can attract an iron nail.

    • D. 

      It shows no attraction or repulsion to another magnet.

  • 8. 
    8. Which of the following substance is most suitable to be used as the needle of a plotting compass?
    • A. 

      Copper

    • B. 

      Steel

    • C. 

      Iron

    • D. 

      Aluminium

  • 9. 
    9. Which of the following is used to demagnetise a magnet?
    • A. 

      Use a direct current

    • B. 

      Scratch with non-magnetic material

    • C. 

      Use alternative current

    • D. 

      Store in a metal box

  • 10. 
    10. A bar magnet is covered by a piece of paper. When the plotting compasses are placed on the top of the paper, the following observations are recorded. Which of the following correctly shows the arrangement of the magnet?
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

Back to Top Back to top