Important Questions for Class 6 Chapter 13 - Fun with Magnets

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Important questions based on NCERT syllabus for Chapter 13 - Fun with Magnets:

Question-1: You are given an iron strip. How will you make it into a magnet?

Solution: Iron strip can convert into magnet by touch and stroke method. For this, a bar magnet is required. The bar magnet is moved along the length of the iron strip starting from one end to the other end. Thus, the bar magnet is lifted from the other end and brought to the starting point again with the same pole of the bar magnet. On repeating the process for at least 40 to 50 times, the iron strip will become a bar magnet with two poles.

Question-2: How magnets lose their property? What can be done to keep them safe?

Solution: Bar magnets should be kept with their unlike poles on the same side. They must be separated by piece of wood. For horse shoe magnet one should keep a piece of iron across the poles. Magnets loose their properties if they are heated, hammered or dropped from some height. Also, magnets become weak if they are not stored properly. To keep them safe, bar magnets should be kept in pairs with their unlike poles on the same side.

Question-3: State what will happen in the following cases:
N – N, N – S, S – N, S- S

Solution: In N - N, repulsion will occur as like poles repel each other.
In N - S, Both poles will attract each other as unlike poles attracts each other.
In S - N, Both poles will attract each other as unlike poles attracts each other.
In S - S, repulsion will occur as like poles repel each other.