Ferrite is
A.Amorphous and brittle
B.Soft and ductile
C.Hardenable under rapid cooling
D.Present in abundance in high carbon steel
Category: Metallurgy Mcqs
The coordination number of NaCl is
A.2
B.3
C.6
D.8
E.9
Just as strong is opposite of weak likewise elastic is opposite of
A.Hard
B.Soft
C.Rigid
D.Inelastic
E.Ductile
The electrical conductivity of ferrites is
A.Less than that of ferromagnetic materials
B.Equal to that of ferromagnetic materials
C.Greater than that of ferromagnetic materials
D.Very high as compared to that of ferromagnetic materials
E.Very low as compared to that of ferromagnetic materials
Nichrome contains
A.Nickel, chromium and vanadium
B.Nickel, copper and vanadium
C.Nickel and copper
D.Nickel and chromium
E.Nickel, lead and zinc
Standard electrical resistance are made of
A.Constantan
B.Tungsten
C.Phosphor bronze
D.Manganin
E.Invar
Which of the following operation on grey cast iron will result in the production of white cast iron?
A.Tumbling
B.Tempering
C.Shot peening
D.Rapid cooling
E.Rapid heating
The process for steel making being used at Rourkela steel plant is
A.L-D process
B.Duplex process
C.Bessemmer process
D.Open hearth process
E.Electric process
