Magnets & Fun

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Name* This field is required.

First Name

Last Name

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1. How many Poles does a magnet have?* This field is required.

1

2

4

No poles

3

2. "Same poles of a magnet repel "True or False?.* This field is required.

True

False

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3. "Opposite poles of a magnet repel "True or False?.* This field is required.

True

False

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4. A North pole of the magnet will ______________ the south pole of another magnet.* This field is required.

attract

repel

magnetic

break

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6. Which of the following is a Bar magnet?* This field is required.

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7. Give 2 examples where you see the usage of magnets in daily life.* This field is required.

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8. Name three objects / materials that don’t attract the magnets.* This field is required.

10

9. _________________ is a process by which an object is lifted up in midair by cancelling its weight force* This field is required.

Levitation

Attraction

Gravitation

Repelsion

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10. Which train uses the concept of levitation?Click Next ->

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10. Which train uses the concept of levitation?* This field is required.

Monorail

MagLev

Passenger

Metro

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11. Which type of Magnet we used for Pencil Levitation?* This field is required.

Ring

Disc

Bar

Didn't use magnet

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12. Draw a Ring Magnet* This field is required.

15

13. Do all the metals attract magnets?* This field is required.

NO

YES

Sometimes

Depend on magnets

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14. The region around a magnetic material or a moving electric charge within which the force of magnetism acts is known as _____________________ .* This field is required.

Electric Field

Magnetic Field

Gravitaitonal Field

None of the above

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15. Electricity is the energy that comes from the flow of ____________ .* This field is required.

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16. Name three equipments that runs on electricity.* This field is required.

19

17. Which of the following does not work on Electricity?* This field is required.

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18. Draw magnetic fields on Bar magnets* This field is required.

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Questions 19-22 are related to below picture.

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19. An electromagnet is a type of magnet in which the magnetic field is produced by an _____________.* This field is required.

Electric Current

Voltage

Resistance of Wire

Temperature of room

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20. Electromagnet is a temporary magnet?* This field is required.

YESNO

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21. Name two usage of an Electromagnets.* This field is required.

25

22. What are the things you used to make an Electromagnet?* This field is required.In Electromagnet Activity in Session 5 (Hint: See the pitcure)

26

23. Polarity is separation of electric charge with a ___________ charged end and a _____________ charged end.* This field is required.

Negative, Negative

Posititve, Positive

Negative, Positive

Negative, Neutral

Neutral, Negative

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23. The ends of a magnet are called its _________.* This field is required.Hint: Its starts with P

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Questions 24-26 are based on below images.

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24. Direction of current is shown from positive to negative?* This field is required.

YESNO

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25. Direction of current is opposite to the direction of electron.* This field is required.

YESNO

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26. Name the two terminals of the cell.* This field is required.

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27. An electric motor is an electrical machine that converts ______________energy into ____________ energy.* This field is required.

Electrical, Mechanical

Mechanical, Electrical

Electrical, Electromagnetic

None of the above

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28. Write two daily usage of Motor.* This field is required.

34

29. Which type of magnet we used in Homopolar Motor?* This field is required.

35

30. In which position did we connected Cell-Nail-Wire in Homopolar Motor Activity?* This field is required.

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Signature

Clear

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Calculation* This field is required.