A bunch of nails made of iron, gold, and carbon having the same colour is present in a sack of sand. Identify the method to pick out iron nails.

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Solution

The iron nail can be picked out from other nails by the magnetic separation method.
As the iron nail is the only magnetic substance present in the sack, it can be attracted a magnet and can be separated from the other two types of nails.

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A bunch of nails made of iron, gold, and carbon having the same colour is present in a sack of sand. Identify the method to pick out iron nails.

The iron nail can be picked out from other nails by the magnetic separation method. As the iron nail is the only magnetic substance present in the sack, it can be attracted a magnet and can be separated from the other two types of nails.

The iron nail can be picked out from other nails by the magnetic separation method.
As the iron nail is the only magnetic substance present in the sack, it can be attracted a magnet and can be separated from the other two types of nails.