1. You have been given three beakers with a magnet in each. Pour iron fillings in each one of them and then pour very cold water in one, very hot water in the second and no water in the third one. Which magnet will attract maximum amount of iron fillings? Justify your answer.
2. You have benn given a horseshoe magnet and a magnetic needle. The poles of the horseshoe magnet are not marked. How will you use the magnetic needle to determine the poles of the horseshoe magnet?
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Answered by
54
1. the third beaker with iron fillings will be attracted more because air offers less resistance compared to others.
2. just put magnetic needle between the poles. then you will get your answer. but remember n pole will turn to s pole and s pole will turn to n pole.
2. just put magnetic needle between the poles. then you will get your answer. but remember n pole will turn to s pole and s pole will turn to n pole.
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5
Answer:
1) third beaker
Explanation:
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