Normalising
Stress relieving
Tempering
Solution annealing
✅ The correct answer is option B.
Materials and Construction MCQs
The most resistant material to alkaline corrosion is
Duriron
Nickel
Aluminium
Karbate
✅ The correct answer is option B.
High carbon steel contains more than __________ percent carbon.
0.5
2.2
2.5
2.8
✅ The correct answer is option A.
For spinning viscose rayon, the extrusion spinnerettes are made of
Platinum or gold alloys
High carbon steel
Aluminium
Nickel
✅ The correct answer is option A.
Chromel (Nichrome) is an alloy of
Chromium and molybdenum
Nickel and chromium
Molybdenum and nickel
Chromium and aluminium
✅ The correct answer is option B.
Which of the following pairs of elements may form an alloy?
Iron & carbon
Iron & mercury
Platinum & mercury
None of these
✅ The correct answer is option A.
DDT is shipped in
Stainless steel containers
Paper bags
Fibre drums
Either B or C
✅ The correct answer is option D.
Cast iron detachable joint is used in __________ pipes.
Steel
Cast iron
Asbestos cement
Reinforced cement concrete
✅ The correct answer is option A.
Chlorination of benzene is done to produce benzene hexachloride (a pesticide) in a photochemical reactor lined with
Karbate
Lead or glass
Fireclay bricks
PVC
✅ The correct answer is option B.
Which of the following is not an alloy of nickel and chromium?
Inconel
Hastealloy
Nimonic alloys
Duralumin
✅ The correct answer is option D.