Building Materials - Engineering
Q1: German silver is an alloy ofA
zinc, lead and nickel
B
silver, gold and lead
C
copper, nickel and zinc
D
copper, brass and zinc
E
brass, silver and zinc.
ANS:C - copper, nickel and zinc German Silver is an alloy of copper, zinc, and nickel, sometimes also containing lead and tin. It was originally named for its silver-white color, but the term 'silver' is now prohibited for alloys not containing that metal. |
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