Question 1
How can Earth's magnetic field be visualized using a simple tool?
Question 2
What is a characteristic of soft magnetic materials?
Question 3
What happens when a strong magnet is brought near a piece of iron?
Question 4
What determines a temporary magnet?
Question 5
What happens when a North pole of a magnet is brought close to another North pole?
Question 6
Which metal is non-magnetic?
Question 7
What are the characteristics of magnetic field lines?
Question 8
Which of the following materials is difficult to magnetize but retains its magnetism?
Question 9
Which material is used for the core of electromagnets?
Question 10
What indicates a strong magnetic field in the visualization using iron filings or field lines?
Question 11
What is one way to demagnetize a magnet?
Question 12
Which method is used to make steel magnetic?
Question 13
What defines a magnetic field?
Question 14
What happens when like poles of magnets are placed near each other?
Question 15
What causes a neutral point to form between two magnets?