Question

আমি সুন্দরবন মহাবিদ্যালয় এর সংস্কৃত বিষয় পড়ি

Answer 1

Answer:

How is a compass used to find directions?

4. Write two methods by which a magnet can be demagnetised.

5. 5.It is said that repulsion is a sure test for magnetism. Why is it so?

Task 1.

1.A bar magnet has no markings to indicate its poles. How would you find out near which end is its north pole

located?

2.Few iron nails and screws got mixed with the