A. Tensile strength
B. Softness & flexibility
C. Acid resistance
D. Alkali resistance
Related Mcqs:
- Thermoplastic resins are those polymers, which____________________?
A. Has decreased plasticity at increasing temperature
B. Cannot be moulded
C. Easily deform under pressure at high temperature
D. None of these - Thermosetting polymers are_________________?
A. Injection moulded
B. Cast molded
C. Extruded
D. None of these - Thermosetting resins are those polymers, which__________________?
A. Do not increase in plasticity with rise in temperature
B. Allow slip to occur between molecules
C. Do not take on a permanent set
D. None of these - To improve the machinability of steel by its softening, it is subjected to __________________?
A. Cold working
B. Annealing
C. Shot blasting
D. Heating - The process of coating steel sheets by zinc to improve its corrosion resistance is called___________________?
A. Calorising
B. Galvanising
C. Zincification
D. Tempering - To improve the machinability of steel, it is generally subjected to_______________?
A. Spheroidising
B. Tempering
C. Normalising
D. Annealing - _____________ is added in low carbon steel to raise its yield point?
A. Sulphur
B. Phosphorous
C. Silicon
D. Manganese - _____________ is added in stainless steel to prevent inter crystal corrosion?
A. Vanadium
B. Niobium
C. Chromium
D. Nickel - The maximum percentage of chromium that can be added to steel is about____________________?
A. 12
B. 18
C. 24
D. 30 - Bell metal is an alloy of __________________?
A. Copper & zinc
B. Copper & tin
C. Copper & nickel
D. Zinc & tin
