0.1 to 0.15
0.35 to 0.45
0.65 to 0.80
0.85 to 1.2
✅ The correct answer is option B.
Engineering MCQs
Maximum carbon content in cast iron is __________ percent.
3.8
5.2
4.8
4.3
✅ The correct answer is option D.
Concrete tank can be used to store
Alum
Ferrous sulphate
Sulphuric acid
Saturated brine
✅ The correct answer is option D.
Which of the following contains maximum percentage of carbon?
Boiler plate steel
Rail steel
Saws for cutting steel
Railway spring steel
✅ The correct answer is option C.
Steel pipes are normally manufactured by __________ process.
Extrusion
Cold working
Forging
Electroforming
✅ The correct answer is option A.
Presence of manganese in alloy steel improves its
Corrosion resistance
Cutting ability
Abrasion resistance & toughness
Elasticity & creep resistance
✅ The correct answer is option C.
‘Hypersil’ is a __________ steel.
High speed
Silicon
Molybdenum
Tungsten
✅ The correct answer is option B.
Tin base and lead base alloys are used for bearing materials. Tin compared to lead has lower
Price
Corrosion resistance
Thermal conductivity
Abundant availability
✅ The correct answer is option D.
Zircalloy used as a fuel cladding material in a nuclear reactor (thermal) is an alloy of zirconium
Tin, nickel, iron and chromium
And graphite
And copper
None of these
✅ The correct answer is option A.
Clock pendulums are usually made of __________ steel.
High speed
Stainless
Heat resisting
None of these
✅ The correct answer is option D.