Advertisements
Advertisements
Question
How will you test that ‘tea dust’ is not adulterated with iron powder?
Advertisements
Solution
We can use a magnet to detect iron powder impurities in tea dust. If there is iron powder in the ‘tea dust’, it will get attracted to the magnet and if there is no iron dust, the magnet will be clear.
APPEARS IN
RELATED QUESTIONS
Name the compound of iron contained in stone.
How can you separate a magnetic substance from a mixture?
At which place on a magnet, its magnetic force is maximum?
Artificial magnets were discovered in Greece.
The magnetic Ore is called as ______.
______ magnets do not have a definite shape.
Magnetites are artificial magnets.
Cube-shaped magnets are also available.
It is believed that they had ______ known the property of magnets even before 200 BC.
Paheli and her friends were decorating the class bulletin board. She dropped the box of stainless steel pins by mistake. She tried to collect the pins using a magnet. She could not succeed. What could be the reason for this?
