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Admiralty brass used for steam condenser tubes contains copper and zinc in the following ratio | |
A. | 50 : 50 [Wrong Answer] |
B. | 30 : 70 [Correct Answer] |
C. | 70 : 30 [Wrong Answer] |
D. | 40 : 60 [Wrong Answer] |
E. | 60 : 40. [Wrong Answer] |