MSE 250 FINAL EXAM QUESTIONS 52-60
The major types Of glasses are _,_,_and _ glasses.
lead; iron silicon boron
soda ash; iron borosillicate, high Silica
soda ash; lead, borosilicate, high Iron
soda lime, lead, ironsilicate high silica
soda lime; lead; borosilicate Silica - Answer -soda lime; lead; borosilicate Silica
An example of a ceramic-matrix aligned-continuous. fiber composite is _ with _ fibers
formed by a _ slurry
iron, glass, iron
glass, SiC, glass
glass. iron, glass
SiC, glass. SiC
none of the above - Answer -glass, SiC, glass
In a metal that is subjected to a stress, plastic deformation occurs by _ in a specific _ on
a specific_.
Vacancy motion, vacancy, index
dislocation creation, atom, plane
vacancy creation, dislocation, direction
dislocation motion, direction, plane
interstitial motion direction, plane
interstitial motion direction, boundary - Answer -dislocation motion, direction, plane
The viscous region of the log-modulus vs temp curve of a polymer is a _ sloping region
of a _.
downward, very stiff solid
horizontal, brittle solid
downward, sticky viscoelastic fluid
upward, sticky viscoelastic fluid
upward, ductile solid - Answer -downward, sticky viscoelastic fluid
Container/window glasses contain about _ wt% _ and oxides, whose _ are incorporated
within the _ network.
none of the above
30, Ca, Na, cations, SiO4
300, Pb, Sn, cations, SiO4
3, Ca, Na, anions, CH4
The major types Of glasses are _,_,_and _ glasses.
lead; iron silicon boron
soda ash; iron borosillicate, high Silica
soda ash; lead, borosilicate, high Iron
soda lime, lead, ironsilicate high silica
soda lime; lead; borosilicate Silica - Answer -soda lime; lead; borosilicate Silica
An example of a ceramic-matrix aligned-continuous. fiber composite is _ with _ fibers
formed by a _ slurry
iron, glass, iron
glass, SiC, glass
glass. iron, glass
SiC, glass. SiC
none of the above - Answer -glass, SiC, glass
In a metal that is subjected to a stress, plastic deformation occurs by _ in a specific _ on
a specific_.
Vacancy motion, vacancy, index
dislocation creation, atom, plane
vacancy creation, dislocation, direction
dislocation motion, direction, plane
interstitial motion direction, plane
interstitial motion direction, boundary - Answer -dislocation motion, direction, plane
The viscous region of the log-modulus vs temp curve of a polymer is a _ sloping region
of a _.
downward, very stiff solid
horizontal, brittle solid
downward, sticky viscoelastic fluid
upward, sticky viscoelastic fluid
upward, ductile solid - Answer -downward, sticky viscoelastic fluid
Container/window glasses contain about _ wt% _ and oxides, whose _ are incorporated
within the _ network.
none of the above
30, Ca, Na, cations, SiO4
300, Pb, Sn, cations, SiO4
3, Ca, Na, anions, CH4
