Question
Physics Question on Types of Magnets
Point out the correct set of diamagnetic substances
A
aluminium, sodium calcium and oxygen
B
bismuth, copper, lead and silicon
C
cobalt, nickel, gadolinium and aluminium
D
silver, niobium, magnesium and calcium
Answer
bismuth, copper, lead and silicon
Explanation
Solution
Bismuth, copper, lead and silicon all are having diamagnetic property as atoms of these material have resultant magnetic moment zero.