A. silver metal
B. duralumin
C. Hastelloy
D. monel metal
E. invar
Related Mcqs:
- Perminvar alloy having constant permeability is an alloy of________________?
A. nickel, copper and iron
B. nickel, copper and zinc
C. copper, nickel and antimony
D. iron, zinc and bismuth
E. antimony, copper and zinc - Constantant an alloy used in thermocouples is an alloy of __________________?
A. copper and tin
B. copper and zinc
C. copper and iron
D. copper and nickel
E. copper and chromium - The usual composition of a soldering alloy is__________________?
A. tin, lead and small percentage of antimony
B. tin and lead
C. tin, lead and silver
D. tin and copper
E. tin, copper and lead - The ultimate tensile strength and yield strength of most of the metals, when temperature falls from 0 to l00°C will _________________?
A. increase
B. decrease
C. remain same
D. first increase and then decrease
E. show unpredictable behaviour - The loss of strength in compression with simultaneous gain in strength in tension due to overloading is known as________________?
A. hysteresis
B. creep
C. visco elasticity
D. Boeschinger effect
E. inelasticity - The ultimate tensile strength of low carbon steel by working at a high strain rate will_________________?
A. decrease
B. increase
C. remain constant
D. first increase and then decrease
E. first decrease and then increase - The percentage of carbon in low carbon steel is__________________?
A. 0.05%
B. 0.15%
C. 0.3%
D. 0.5%
E. 0.7%. - Inconel is an alloy of___________________?
A. nickel, chromium and iron
B. nickel, copper
C. nickel, chromium
D. nickel, zinc
E. nickel, lead - The alloy used for making electrical resistances and heating elements is____________________?
A. nichrome
B. invar
C. magnin
D. elinvar
E. peiminvar - Delta metal is an alloy of__________________?
A. copper, zinc and iron
B. iron, nickel and copper
C. iron, lead and tin
D. iron, aluminium and magnesium
E. copper, zinc and antimony
