The percentage of carbon in low carbon steel is__________________?
		A. 0.05%
B. 0.15%
C. 0.3%
D. 0.5%
E. 0.7%.
		A. 0.05%
B. 0.15%
C. 0.3%
D. 0.5%
E. 0.7%.
		A. allotropic change
B. recrystallisation
C. heat treatment
D. precipitation
E. austempering
		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
E. 90% magnesium and 10% tin
		A. along the lines of slag distribution
B. perpendicular to lines of slag distribution
C. uniform in all directions
D. unpredictable
E. none of the above
		A. 0.1 to 1.2%
B. 1.5 to 2.5%
C. 2.5 to 4%
D. 4 to 4.5%
E. 4.5 to 6.3%.
		A. mild steel
B. alloy steel
C. high carbon
D. tungsten steel
E. cast iron steel
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.