Question

Few iron nails and screws got mixed with wooden shavings while a carpenter was working with them. How can you help him in getting the nails and screws back from the scraps without wasting his time in searching with hands?

Answer 1

1. We know that iron is magnetic substance.
2. With the help of magnet , we can separate iron nails and screws from scraps as iron will get attracted to a magnet .
3. So, with the help of a magnet we can help carpenter in getting the nails and screws back from the scraps without wasting his time in searching with hands.