A. Machinability
B. Ductility
C. Strength
D. Hardness
Related Mcqs:
- Presence of nickel in steel improves its_________________?
A. Corrosion resistance
B. Cutting ability
C. Wear resistance
D. All A., B. and C. - Which of the following is universally employed as the low expansion metal in the bimetallic thermometer, which is an iron-nickel alloy containing 36% nickel and has very low co-efficient of expansion (1/20th of ordinary metals) ?
A. Invar
B. Constantan
C. Chromel
D. Alumel - The addition of antimony in tin-based alloys improves its________________?
A. Rupture strength and hot hardness
B. Impact strength and bonding strength
C. Deformation resistance
D. Wear resistance - German silver is an alloy of copper, nickel and________________?
A. Zinc
B. Silver
C. Tin
D. Lead - Nickel and copper are the basic constituents of__________________?
A. Hastelloy
B. Monel metal
C. German silver
D. Inconel - An alloy used as thermocouple material comprises of 40% nickel and 60% copper. It is called____________________?
A. Constantan
B. Kanthal
C. Chromel
D. German silver - Which of the following is an alloy of nickel and copper ?
A. Hastelloy
B. Duriron
C. Monel
D. Inconel - Addition of 2% nickel in steel makes it suitable for making ___________________?
A. Electronic valves
B. Boiler plates, rivets etc.
C. Turbine blades
D. Connecting rod - The ability of a material to offer resistance to scratching or indentation is a measure of its_________________?
A. Brittleness
B. Toughness
C. Hardness
D. Resilience - Presence of cobalt in steel improves its____________________?
A. Cutting ability
B. Corrosion resistance
C. Tensile strength
D. None of these
