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Download PTU B.Pharma 2020 Dec 4th Sem 75845 Physical Pharmaceutics Ii Question Paper

Download PTU I. K. Gujral Punjab Technical University (IKGPTU) B.Pharma (Bachelor of Pharmacy) 2020 December 4th Sem 75845 Physical Pharmaceutics Ii Previous Question Paper

This post was last modified on 14 February 2021

PTU B.Pharma 4th Semester Last 10 Years 2011-2021 Previous Question Papers|| Punjab Technical University


Roll No.

Total No. of Questions : 22

Total No. of Pages : 02

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B.Pharma (2017 Batch) (Sem.-4)

PHYSICAL PHARMACEUTICS-II

Subject Code : BP-403T

M.Code: 75845

Time: 3 Hrs.

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Max. Marks : 75

INSTRUCTIONS TO CANDIDATES :

  1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
  2. SECTION-B contains THREE questions carrying TEN marks each and students have to attempt any TWO questions.
  3. SECTION-C contains NINE questions carrying FIVE marks each and students have to attempt any SEVEN questions.
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Answer briefly :

  1. What is protective colloid?
  2. What is meant by Nernst potential?
  3. Define Kinematic viscosity and its units.
  4. What is the porosity when solid particles are packed closely?
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  6. What is angle of repose?
  7. Give two examples of photolytic degradation of drugs.
  8. What is pseudo zero order reaction?
  9. What is yield value and in which types of systems it is observed?
  10. What is specific surface area and its importance?
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  12. Write the equation for calculating the half life for a drug following first order degradation kinetics.

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SECTION-B

  1. Differentiate between Newtonian and Non-Newtonian systems giving suitable examples.
  2. Differentiate between flocculated and deflocculated suspensions. Discuss the strategies used for reducing settling of particles in suspensions.
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  4. Explain the use of accelerated stability testing of pharmaceutical products using temperature as a stress condition.

SECTION-C

  1. Write a note on prevention of hydrolytic degradation in pharmaceutical products.
  2. Explain particle shapes and their influence on packing.
  3. Briefly explain the differences between conventional and microemulsions.
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  5. Enumerate the methods used for determination of surface area of powders. Discuss any one method in detail.
  6. Write a note on elastic deformation of solids.
  7. Discuss the HLB method of preparing emulsions.
  8. Classify colloids and mention their properties.
  9. What is a falling sphere viscometer? Mention its applications and limitations.
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  11. Briefly discuss the influence of dielectric constant on drug stability.

NOTE: Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.

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