1st sess Physical Pharmaceutics I BPharmacy 3rd semester 2019 Previous Year's Question Papers/Notes Download - HK Technical PGIMS
Ist Theory Sessional Examination
B. Pharmacy IIIrd Semester (Physical Pharmaceuties)
Time: 1 h
Мах. Мarks: 30
MULTIPLE CIOICE QUESTIONS (10 marks)
Which of following is not fundamental property of poder?
a) Particle size b) Particle shape e) Particle density d} Partiele volume
Diameter represented by length of line that bisects particle is
a) Martin diameter h) Feret diameter c) Projected diameter d) Stoke diameter
Surface arca of powder is determined using
a) Coulter counter b) Andreasen pipette e) Quantasorb d) Optical microscope
Truc density of lactose is 3.6g/ce, bulk density of laetose in g/ee will be
a) Equal to 3.6 b) Less than 3.6 c) Greater than 3,6
5. Ir Carr's Index value is between 33-38, low will be
a) Excellent b) Poor c) Very poor d) Good
If Hausner's ratio value is between 1.14-1.18, flow will be
b) Excellent b) Poor c) Very poor d) Good
For asymmetric particle, value of :hape factor is
a) I b) 6 c) 12 d) 0
Which apparatus is used to determine tapped density of powder?
a) Scott volueter b) Helium pyenometer c) Jolting volumeter d) Mercury displacement
If angle of repose value is hetween 46-55, flow will be
e) Excellent b) Very Poor c) Passable, may hang up d) Poor, require agitation
10. As per Stoke equation, sedimentation rate is inversely proportional to
a) Density of particle b) Viscosity of medium e) Diameter of particle
ATTEMPT ANY ONE LONG ANSWER QUESTION (10 marks)
1. Explain various methods to determine surface area of powder.
Define Carr's consolidation index and Hausner ratio. Explain various methods to determine angle
of repose. What are the factors affecting flow properties of powder.
ATTEMPT ANY TWO SHORT ANSWER QUESTIONS (5 MARKS EACH)
Enumerate applications of Mieromerities in Pharmacy.
d) All of above
Explain working of Coulter Counter method with neat labeled diagram.
Discuss principle and method of Andreasen apparatus with neat diagram.