Top 50+ Solved Rheology MCQ Questions Answer
Q. Flocculated suspensions exhibit the flow of a type:
a. Dilatant
b. Newtonian
c. Plastic
d. Pseudoplastic
Q. A limitation that is NOT related to the falling sphere viscometer:
a. Applicable to only less viscous liquids
b. Large volume of sample is required
c. Needs the sample to be transparent
d. Plug flow
Q. In general, Newtonian fluids are expressed in terms of viscosity. A corresponding expression in nonNewtonian fluids (in terms of viscosity) is:
a. apparent
b. dynamic
c. intrinsic
d. kinematic
Q. One of the following is NOT a one point viscometer, but can be used for the same purpose. Pick theviscometer of this type.
a. cup and bob
b. falling sphere
c. Ostwald
d. rolling ball
Q. Fluidity is a term associated with newtoniam fluids. An equivalent term in plastic flow fluids is:
a. apparent viscosity
b. flexibility
c. mobility
d. plastic viscosity
Q. Dilatant flow is characterized as a reverse phenomenon of:
a. newtoniam flow
b. plastic flow
c. pseudoplastic flow
d. rheopexy
Q. Deflocculated suspension with high concentration of the dispersed solids exhibits the flow of type:
a. dilatant
b. newtoniam
c. plastic
d. pseudoplastic
Q. In antithixotropy, the down-curve is frequently positioned to: (with respect to up-curve):
a. left.
b. origin
c. right
d. superimposible
Q. At equilibrium, the thixotropic behavior of a pseudoplastic system exhibit the state of:
a. gel
b. paste
c. sol
d. wax
Q. Which one of the following physical Property is NOT a rheological property?
a. body and slip
b. spreadability
c. surface tension
d. viscosity
Q. The pseudoplastic flow behavior can be explained by:
a. apparent viscosity
b. area of hysteresis loop
c. hysteresis loop
d. yield value
Q. Brookfield viscometer is an example of type:
a. cone and plate
b. extrusion
c. rotation sphere
d. rotating spindle
Q. High viscosity indicates one of the following relationships in a system. Which is relevant?
a. free from intermolecular interactions
b. intermolecular attractions are stronger
c. intermolecular attractions are weaker
d. shape of the molecules is spherical
Q. An emulsion of o/w type has the viscosity:
a. greater than that of the internal phase
b. greater than that of the vehicle
c. less than that of the internal phase
d. less than that of the vehicle
Q. Creep testing is applied to analyse the viscoelastic property of:
a. emulsions
b. lotions
c. ointments
d. suspensions