Question

4. Give reason for the following. (a) Magnets are used to find direction. (b) Soft iron pieces are kept across the end of the magnets.​

Answer 1

Explanation:

Soft iron pieces are placed across the ends of bar magnets when stored such pieces are called magnetic keapers. If two magnets are placed side by side there will be mutual repulsion or attraction that weakens the magnetic strength. ... Thus it helps in preserving the magnetic field

Answer 2

Answer:

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