Question

magnetic
or non- mag
a boars
classily the given materials as
magnetic substance: A shaving
blade, a plastic rulare steel cupboard,
button a piece of chalk , a plastic
mug,
a blade of knife water, wooden
Stick, copper wire, iron nail sewing
needle leather bag, eraser, safety pin cook spoon, rubber band, tooth brush.​

Answer 1

• Question

Classify the following substances as magnetic or non - magnetic -

1. A shaving blade.
2. A plastic ruler
3. Steel cupboard
4. Button
5. A piece of chalk
6. A plastic mug
7. A blade of knife
8. Wooden stick
9. Cooper wire
10. Iron nail
11. Sewing needle
12. Leather bag
13. Eraser
14. Safety pin
15. Spoon
16. Rubber band
17. Tooth brush

Required Answer

1. A shaving blade - Magnetic substance

2. A plastic ruler - Non - magnetic substance

3. Steel cupboard - Magnetic Substance

4. Button - non Magnetic substance

5. A piece of chalk - Non - magnetic substance

6. A plastic mug - Non - magnetic substance

7. A blade of knife - Magnetic substance

8. Wooden stick - Non - magnetic substance

9. Cooper wire - Magnetic substance

10. Iron nail - Magnetic substance

11. Sewing needle - Magnetic substance

12. Leather bag - Non - magnetic substance

13. Eraser - Non - magnetic substance

14. Safety pin - Magnetic substance

15. Spoon - Non - magnetic substance

16.Rubber band - Non - magnetic substance

17. Tooth brush - Non - magnetic substance

______________________________________

Know More -

Substances are classified on the basis of their magnetic property -

1. Ferromagnetic Substance.
2. Paramagnetic substance.
3. Diamagnetic substance.

• Ferromagnetic substance

• The substances which are strongly affected by a magnet and can be easily magnetised are known as ferromagnetic substances.

• Iron, steel, cobalt, nickel and their alloys fall under this category.

• Paramagnetic substance

• The substances which are feebly attracted by magent are known as paramagnetic substances.

• Plastic, wood, Platinum, etc.. fall under this category.

• Diamagnetic substances

• The substances which are feebly repelled by the magnet are known as Diamagnetic substances.

• Copper, bismuth, water, etc.. fall under this category.