Withstand compression
Absorb vibration
Absorb shock
None of these
✅ The correct answer is option B.
Materials and Construction MCQs
When the steel is subjected to normalising, its __________ decreases.
Yield point
Ductility
Ultimate tensile strength (UTS)
None of these
✅ The correct answer is option B.
Galvanising is generally done on
Non-ferrous metals
Low carbon steel
Stainless steel
Cast iron
✅ The correct answer is option B.
The behaviour of visco-elastic material is time dependent. This behaviour is commo in __________ materials.
Non-crystalline solid
Crystalline
Rubberry
Non-crystalline organic polymeric
✅ The correct answer is option D.
Cast iron is having very high
Proximity between its elastic limit and ultimate breaking strength
Ductility
Tensile strength
All of the above
✅ The correct answer is option A.
Biological shield in a nuclear power reactor is made of
Concrete
Steel
Cadmium
Zircalloy
✅ The correct answer is option A.
Galvanising (i.e., zinc coating) of steel sheets is done to
Prevent its rusting by contact with corrosive atmosphere
Protect the base metal by cathodic protection
Both A & B
Neither A nor B
✅ The correct answer is option C.
Steel balls for ball bearings are generally made of __________ steel.
Cast
Stainless
Free carbon
Carbon chrome
✅ The correct answer is option D.
Which of the following will have the highest melting point?
Pig iron
Mild steel
Wrought iron
High carbon steel
✅ The correct answer is option C.
__________ moulding process can not be used for thermoplastic plastics.
Compression
Extrusion
Injection
None of these
✅ The correct answer is option C.