Top 1000+ Solved Material Science MCQ Questions Answer
Q. Every point of a space lattice has ....... surrounding.
a. atoms
b. element
c. lattice
d. identical
Q. It is possible to continuously work on the metal during ....... working
a. hot
b. cold
c. both
d. none
Q. The process of formation of new grains is called......
a. recovery
b. nucleation
c. grain growth
d. none
Q. The stress required to produce same deformation is higher in case of......... polycrystalline material as compared to..... ...polycrystalline materials.
a. coarse grained,fin e grained
b. fine grained,co ar se grained
c. both a and b
d. none
Q. mechanical testing gives information about
a. chemical composition of metal
b. failure analysis
c. mechanical properties of metal
d. behaviour ofmetal
Q. when material is tested to evaluate properties, it is called as
a. destructivetesting
b. non- destructive testing
c. thermal testing
d. chemical testing
Q. during the product design and its manufacturing process, material undergoes test
a. non- destructive testing
b. destructivetesting
c. process inspection
d. all of the above
Q. engineering materials are tested for the purpose of
a. to find mechanical properties
b. to find chemical composition
c. to select appropriate material for perticular application
d. all of the above
Q. tensile test gives values of material properties under the action of forces
a. compressive
b. tensile
c. shear
d. bending
Q. total energy absorbed by material in elastic deformation is known as
a. resilience
b. stiffness
c. toughness
d. modulus of elasticity
Q. material obey's hooks law in region
a. plastic deformation
b. elastic deformation
c. the region of change of elasticity to plasticity
d. none of theabove
Q. the material shows atrain at cnstant stress that point is known as
a. yield stress
b. ultimate tensile stress
c. breaking stress
d. all of the above
Q. the stress-strain diagram becomes non-linear
a. after yieldpoint
b. after uts
c. before yieldpoint
d. before uts
Q. material shows localised deformation after
a. after yieldpoint
b. after uts
c. before yieldpoint
d. before uts