A. ferrite and cementite
B. cementite and gamma iron
C. ferrite and austenite
D. ferrite and iron graphite
E. pearlite and ferrite
Related Mcqs:
- Austenite rs a combination of_________________?
A. ferrite and cementite
B. cementite and gamma iron
C. ferrite and austenite
D. ferrite and iron graphite
E. pearlite and ferrite - For manometer, a better liquid combination is one having ___________________?
A. higher surface tension
B. lower surface tension
C. surface tension is no criterion
D. high density and viscosity
E. low density and viscosity - In malleable iron, carbon is present in the form of___________________?
A. cementite
B. free carbon
C. flakes
D. spheroids
E. nodular aggregates of graphite - German silver is an alloy of___________________?
A. silver and some impurities
B. refined silver
C. nickel, copper and zinc
D. nickel and copper
E. silver and gold - Inconel is an alloy of___________________?
A. nickel, chromium and iron
B. nickel, copper
C. nickel, chromium
D. nickel, zinc
E. nickel, lead - An engineer’s hammer is made of___________________?
A. cast iron
B. forged steel
C. mild steel
D. high carbon steel
E. H.S.S - Pipes for bicycle frames are made of___________________?
A. cold rolled steel
B. hot rolled steel
C. forged steel
D. cast steel
E. carbon-chrome steel - Compressive strength of grey cast iron in tonnes/cm is of the order of___________________?
A. 3- 5
B. 5-7
C. 7-10
D. 10-15
E. 15-22 - The transistor is made of___________________?
A. silver
B. gold
C. copper
D. germanium
E. german silver - Aluminium bronze contains aluminium and copper in the ratio of___________________?
A. 50 : 50
B. 40 : 60
C. 60 : 40
D. 10 : 90
E. 90 : 10
