Which one of the following scrap metals cannot be separated by magnetic separation?
Nickel
Steel
Chromium
Cobalt
Chromium does not have magnetic properties so it cannot be separated by magnetic separation.
Which one of the following scrap metal cannot be separated by magnetic separation ?
(a) nickel (b) cobalt (c) chromium (d) steel
Which of the following is not attracted by a magnet ?
(a) steel
(b) cobalt
(c) brass
(d) nickel
Which of the following metals should be electroplated on a tiffin box made of steel ? (a) copper (b) chromium (c) silver (d) tin