A) \[Cu\] and \[Al\]
B) \[Cu,\,Sn\] and \[Zn\]
C) \[Cu,\,Zn\] and \[Ni\]
D) \[Cu\] and \[Sn\]
Correct Answer: B
Solution :
Cu = 88%, Sn = 10%, Zn = 2%, Pb = 0.5% ® Gun Metal
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