Related Questions

The cutting speed for drilling aluminium, brass and bronze with carbon steel drills is _________ cutting speed for drilling mild steel with high speed steel drills.
A Equal to
B Less than
C More than
D None of these
High carbon steel contains more than __________ percent carbon.
A 0.5
B 2.2
C 2.5
D 2.8
Carbon content in plain carbon steel is __________ percent.
A 0.1 to 0.15
B 0.35 to 0.45
C 0.65 to 0.80
D 0.85 to 1.2
The percentage of carbon in low carbon steel is
A 0.05%
B 0.15%
C 0.3%
D 0.5%
Carbon percentage in medium carbon steel is around
A 0.1 to 0.35
B 0.35 to 0.5
C 0.8 to 1.4
D 1 to 1. 5
High carbon steel carries carbon percentage
A 0.1 to 0.3%
B 0.3 to 0.6%
C 0.6 to 0.8%
D 0.8 to 1.5%
If you need 98 ounces of iron and 2 ounces of carbon to make a sheet of steel. How much iron you need in ounces to make 12 sheet steel?
A 98
B 50
C 49
D 198
High speed steel drills can be operated at about _________ the speed of high carbon steel drills.
A One-half
B One-fourth
C Double
D Four times
High speed steel cutting tools operate at cutting speeds _________ than carbon steel tools.
A 2 to 3 times lower
B 2 to 3 times higher
C 5 to 8 times higher
D 8 to 20 times higher
One kg of carbon produces __________ kg of carbon dioxide.
A $$\frac{3}{7}$$
B $$\frac{7}{3}$$
C $$\frac{{11}}{3}$$
D $$\frac{3}{{11}}$$

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