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प्रश्न
Circle the odd ones and give reason
विकल्प
Iron nail
pins
rubber tube
needle
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उत्तर
Rubber tube.
Reason: Rubber tube is a non-magnetic substance, others are magnetic substances.
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संबंधित प्रश्न
What are magnetic and non-magnetic substances? Give two examples of each.
Few iron nails and screws got mixed with the wooden shavings while a carpenter was working with them.How can you help him in getting the nails and screws back from the scrap without wasting his time in searching with his hands?
The Materials which are attracted towards the magnet are called ______.
Paper is not a ______ material.
Rubber is a magnetic material.
A magnet was brought from different directions towards a toy boat that has been floating in water in a tub. Affect observed in each case is stated in Column I. Possible reasons for the observed affects are mentioned in Column II.
Match the statements given in Column I with those in Column II.
| Column I | Column II |
| Boat gets attracted towards the magnet | Boat is fitted with a magnet with north pole towards its head |
| Boat is not affected by the magnet | Boat is fitted with a magnet with south pole towards its head |
| Boat moves towards the magnet if north pole of the magnet is brought near its head | Boat has a small magnet fixed along its length |
| Boat moves away from the magnet when north pole is brought near its head | Boat is made of magnetic material |
| Boat floats without changing its direction | Boat is made up non-magnetic material |
______ made objects are attracted by magnets.
Substances that are attracted by magnets are called non-magnetic substances.
Analogy:
Magnetic substance: Attracted by magnets
Non-magnetic substance: ______.
What are non-magnetic substances?
