| Container (i): Copper coin and iron nail |
| Container (ii): Steel nail and aluminium earring |
| Container (iii): Marble and gold coin |
| Container (iv): Nickel coin and steel nail |
A) (i) and (ii)
B) (i), (ii) and (iii)
C) (i), (ii) and (iv)
D) (i), (ii), (iii) and (iv).
Correct Answer: A
Solution :
In containers (i) and (ii), iron nail and steel nail are magnetic while copper coin and aluminium earring are non-magnetic. In container (iii), both marble and gold coin are non-magnetic and in container (iv), both nickel coin and steel nail are magnetic. So, Reeta can use a magnet to separate the objects only in containers (i) and (ii).
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