Silver
Iron
Tin
Copper
✅ The correct answer is option B.
Engineering MCQs
Which of the following is the lightest of engineering metals?
Magnesium
Aluminium
Titanium
Tin
✅ The correct answer is option A.
How many molecules per unit cell are there in a face centred cubic lettice?
2
4
6
8
✅ The correct answer is option B.
Ability of a material to __________ is indicated by its damping capacity.
Withstand compression
Absorb vibration
Absorb shock
None of these
✅ The correct answer is option B.
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.
A __________ surface has the maximum thermal emissivity out of the following.
Black & smooth
Black & rough
White & smooth
White & rough
✅ The correct answer is option B.
Economy of a multiple effect evaporator depends upon the
Heat balance consideration
Rate of heat transfer
Both A and B
Neither A nor B
✅ The correct answer is option A.