Top 50+ Solved Deformation of Solid MCQ Questions Answer
Q. A maximum sedimentation volume will be obtained when zeta potential is:
a. negative
b. neutral
c. positive
d. zero
Q. A substance is dissolved in water. The suspension has exhibited a negative apparent zeta potential.Identify the related substance.
a. aluminum chloride
b. bismuth subnitrate
c. gelatin
d. sulfaguanidine
Q. Calcium hydrogen phosphate is dissolved in water. The apparent zeta potential initially is:
a. negative
b. neutral
c. positive
d. zero
Q. Which one of these preparations is NOT qualified as a suspension.
a. barium meal for radiodiagnostic use
b. calamine lotion for antiseptic use
c. procaine penicillin G for intramuscular injection
d. vitamin B complex tonic as nutritional supplement
Q. The ratio of the ultimate volume of sediment to the actual volume of sediment before settling is called
a. Sedimentation volume
b. Degree of flocculation
c. Emulsification volume
d. phase volume ratio
Q. The ratio of the sedimentation volume in case of flocculated suspension to the sedimentation volumein case of deflocculated suspension is called
a. Sedimentation volume
b. Degree of flocculation
c. Emulsification volume
d. phase volume ratio
Q. The size of dispersed particles in coarse dispersion ranges from
a. 1 µm to 100 µm.
b. 1 nm to l00nm
c. 1mm to 100cm
d. Less than 1 µm
Q. Which of the following are the desired features of good suspension:
a. The particles which settle down should not deposit at the bottom as hard cake. They must be easily re-suspended by moderate shaking.
b. It should be free from grittiness.
c. It should be stable in case of physical, chemical and microbial attack.
d. All of the above
Q. If zeta potential of a suspension is high, then the system will be considered as
a. Deflocculation
b. Flocculation
c. Emulsion
d. Sedimentation
Q. Which of the following is/are the properties of flocculated suspension?
a. Rate of sedimentation is high
b. On shaking sediment can be easily redispersed
c. It does not form hard cake
d. All of the above
Q. The value of sedimentation volume (F) gives a knowledge about the____________of the suspension
a. physical stability
b. Incompatibility
c. Solubility
d. All of the above
Q. Suspension is example of
a. Biphasic liquid dosage form
b. Solid dosage form
c. Semi-solid dosage form
d. All of the above
Q. Acetates and Citrates are
a. Buffering agent
b. Colouring agents
c. Thickening agent
d. Flocculating agents