Question

Which of the following statement is/are true

(i) As long as a metal has some iron in it, you can magnetize it using a magnet

(ii) A magnet is an oxide of iron, hence materials which have iron or is an oxide of iron can be made into a temporary magnet.

• A. Both (i) and (ii)
• B. Only (ii)
• C. Only (i)
• D. None of these

Answer 1

The correct option is A

Both (i) and (ii)

As long as a metal has some iron in it, you can magnetize it using a magnet or by making it an electromagnet. A magnet is an oxide of iron, hence materials which have iron or is an oxide of iron can be made into a temporary magnet.