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Magnetism Exam: Questions & Answers

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33 views2 pages

Magnetism Exam: Questions & Answers

Uploaded by

Unicorn Believer
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Paper 1

Total Marks: 20
Time: 30 minutes

Section A: Multiple Choice Questions (1 mark each)

Which of the following is not attracted by magnets?

a) Iron
b) Steel
c) Copper
d) Nickel

A freely suspended bar magnet always points:

a) East-West
b) North-South
c) Towards the Sun
d) In any random direction

Magnetic poles always exist in:

a) Singles
b) Pairs
c) Triples
d) None of these

If a bar magnet is cut into two equal parts, each part will have:

a) Only a north pole


b) Only a south pole
c) Both north and south poles
d) No poles

Section B: Fill in the Blanks (1 mark each)

The end of a compass needle that points towards the north is called the _______ pole.

Magnets attract _______ materials and repel _______ materials.

The earth itself acts as a giant _______.

A _______ magnet retains its magnetic properties for a long time.

Section C: Short Answer Questions (2 marks each)

Define the term "magnetic field."

What happens to the magnetic properties of a magnet when it is heated?

Explain how to store bar magnets properly.


Section D: Long Answer Questions (4 marks each)

Describe an experiment to show that like poles repel and unlike poles attract.

List two uses of magnets in daily life and explain how magnets are used in each case.

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