Introduction to Magnets

Q.

Which of the following is a non magnetic material?

1. Iron

2. Cobalt

3. Nickel

4. Sulphur

Q.

Which of the following is NOT a magnetic material?

1. Cobalt

2. Iron

3. Plastic

4. Nickel

Q.

Which of the following properties of a magnet is/are used in navigation?

1. Pair property

2. Laws of magnetic poles

3. Directional property

4. Attractive property

Q. Select the word that is most different in meaning to the given word in capital letters.

1. Acknowledge
2. Affirm
3. Withdraw
4. Rectify

Q. Which of the following usually contains a magnet?

1. Cricket bat
2. Notebook
3. Pin-holder
4. Lemon squeezer