A) \[Cu\]and\[Zn\]
B) \[Cu\]and\[Ag\]
C) \[Cu\]and\[Sn\]
D) \[Cu,\,\,Zn\]and\[Ni\]
Correct Answer: D
Solution :
German silver, an alloy of copper, contains copper, zinc and nickel in the ratio of\[2:1:1\]. It is used in utensils and resistance coils etc.
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