606Mechanical EngineeringMedium
Dow metal contains________?
A92.5% aluminium and, 4% copper, 2% nickel and 1.5% Mg
B90% magnesium and 10% tin
C90% magnesium and 9% aluminium with some copper
D94% aluminium, 4% copper and 0.5% Mn, Mg, Si and Fe
E90% aluminium and 90% copper
Correct answer
C. 90% magnesium and 9% aluminium with some copper
Explanation
The correct answer is 90% magnesium and 9% aluminium with some copper.