A. stainless steel
B. gun metal
C. german silver
D. duralumin
E. cast iron
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
A. 94% aluminium, 4% copper and 0.5% Mn, Mg, Si and Fe
B. 92.5% aluminium, 40% copper, 2% nickel, and 1.5% Mg
C. 10% aluminium and 90% copper
D. 90% magnesium and 9% aluminium with some copper
E. 94% aluminium and 6% tin
A. linear
B. non-linear
C. plastic
D. no fixed relationship
E. unpredictable behaviour
[B].
[C].
[D].
Answer: Option D
Explanation:
No answer description available for this question.
A. greater than 7
B. equal to 7
C. less than 7
D. pH value has nothing to do with basic solution
E. none of the above
[B].
Answer: Option A
Explanation:
No answer description available for this question.