Q94
Dow metal contains
A.
94% aluminium, 4% copper and 0.5% Mn, Mg, Si and Fe
B.
92.5% aluminium and, 4% copper, 2% nickel and 1.5% Mg
C.
90% aluminium and 90% copper
D.
90% magnesium and 9% aluminium with some copper
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
Dow metal contains 90% magnesium and 9% aluminium with some copper