To chck the performance of a substance in deep drawing, the test usually conducted is
A.Tensile test
B.Fatigue test
C.Izod test
D.Charpy test
E.Cupping test
Category: Engineering Materials Mcqs
Cast irons are generally specified by
A.Carbon percentage
B.Iron percentage
C.Hardness
D.Process of manufacture
E.Tensile strength
The main constituent of glass is
A.SiO2
B.B2O3
C.Al2O3
D.CaCO3
The graphite rods in a nuclear pile
A.Convert fast moving neutrons into thermal neutrons
B.Furnish alpha particles
C.Furnish alpha beta particles
D.Furnish neutron to fission U235
E.Undergo combustion which triggers the fission reaction
Porous materials generally
A.Absorb most of the sound
B.Reflect entire sound
C.Transmit sound
In pack-carburising carbon is supplied
A.Through gas
B.In the form of graphite
C.In the form of charcoal
D.In the form of hydrocarbons
E.In the form of calcium carbide
Which of the following materials demonstrate viscoelastic behaviour?
A.Rubber
B.Glass
C.Plastics
D.Non-crystalline organic polymers
E.All of the above
For better fuuidity of the molten metal, the following is added in blast furnace
A.Line
B.Sulphur
C.Carbon
D.Oil
E.Manganese
A body which is permanently deformed is said to have undergone
A.Elastic deformation
B.Limit of elastic deformation
C.Uniform deformation
D.Non-uniform deformation
E.None of the above
When piece of 0.2% carbon steel is heated above third critical point the steel is a solid solution of carbon in gamma iron and called
A.Austenite
B.Pearlite
C.Cementite
D.Eutectoid
E.Ferrite
