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WorksheetsMaterials Science Quiz
Total questions: 33
Worksheet time: 17mins
The phases present in pearlite are:
Cementite and Austenite
Austenite and Ferrite
Ferrite and Cementite
Martensite and Ferrite
Eutectic reaction for the iron-carbon system occurs at:
650°C
780°C
1147°C
1570°C
Time-dependent recoverable deformation under load is called:
Elastic
Anelastic
Elastic after-effect
Visco-elastic
A steel containing 16 to 18% chromium and about 0.12% carbon is called:
Ferritic stainless steel
Austenitic stainless steel
Martensitic stainless steel
Nickel steel
The ferrous material having 18% chromium and 8% of nickel is referred to as:
Tool steel
Stainless steel
Killed steel
High-speed steel
Identify the hardest metal:
Iron
Platinum
Tungsten
Diamond
The alloy of copper and zinc is known as:
Brass
Nickel
Bronze
Duralumin
The property of a material which allows it to be drawn into a smaller section is called:
Plasticity
Ductility
Elasticity
Malleability
The unit cell of a certain type of crystal is defined by three vectors a, b, and c. The vectors are mutually perpendicular, but a ≠ b ≠ c. The crystal structure is:
Cubic
Tetragonal
Orthorhombic
Rhombohedral
The property of metal by which it can be drawn into wires is called:
Malleability
Viscosity
Ductility
Tensile strength
Which one of the following materials is highly elastic?
Rubber
Brass
Steel
Glass
Which of the following substances is NOT used as a coolant in nuclear reactors?
Graphite
Liquid sodium
Carbon dioxide
Heavy Water
Which of the following compounds shows both Schottky and Frenkel defects?
AgF
AgBr
AgCl
NaCl
As the percentage of carbon increases in steel, its ________ decreases.
Corrosion resistance
Ultimate strength
Hardness
Ductility
The ability of a material to resist wear, abrasion, and indentation is called:
Toughness
Hardness
Elasticity
Plasticity
The crystal structure of pure iron at room temperature is:
Body-Centered Cubic (BCC)
Face-Centered Cubic (FCC)
Hexagonal Close-Packed (HCP)
Tetragonal
Which of the following is a non-ferrous metal?
Cast Iron
Stainless Steel
Copper
Mild Steel
The ability of a material to absorb energy before fracture is called:
Toughness
Creep
Fatigue
Brittleness
The major alloying element in bronze is:
Zinc
Tin
Lead
Nickel
Which of the following materials is used for making electrical wiring due to its high conductivity?
Aluminum
Copper
Silver
Nickel
The gradual deformation of a material under constant stress over time is called:
Fatigue
Creep
Toughness
Elasticity
The phenomenon of material failure under repeated cyclic loading is called:
Creep
Fatigue
Brittleness
Ductility
Which type of stainless steel contains the highest percentage of chromium and is magnetic?
Martensitic Stainless Steel
Ferritic Stainless Steel
Austenitic Stainless Steel
Duplex Stainless Steel
Which material is commonly used in bearings due to its low coefficient of friction?
Cast Iron
Bronze
Stainless Steel
Mild Steel
The ability of a material to be rolled or hammered into thin sheets is called:
Ductility
Elasticity
Malleability
Toughness
The measure of resistance to deformation in a material is given by:
Tensile Strength
Hardness
Modulus of Elasticity
Toughness
Which of the following is the best conductor of electricity?
Aluminum
Copper
Silver
Gold
Which type of cast iron is used for making pipes and machine parts due to its toughness?
White Cast Iron
Gray Cast Iron
Ductile Cast Iron
Malleable Cast Iron
What is the typical composition of mild steel?
0.1% - 0.3% Carbon
0.5% - 1.5% Carbon
1.5% - 2.5% Carbon
Above 2.5% Carbon
The process of heating and cooling a metal to relieve internal stresses is called:
Hardening
Tempering
Annealing
Normalizing
The process of improving the surface hardness of steel by adding carbon is called:
Case Hardening
Quenching
Normalizing
Annealing
Which of the following materials is used in making cutting tools due to its high hardness?
Stainless Steel
High-Speed Steel
Brass
Copper
The property of a material that allows it to return to its original shape after deformation is:
Plasticity
Elasticity
Ductility
Malleability
