Download PTU B.Pharmacy 2020 March 4th Sem 46231 Pharmaceutics IV Question Paper

Roll No. _________________________

Total No. of Pages : 02

Total No. of Questions: 10

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B.Pharma (2012 to 2016) (Sem.-4)

PHARMACEUTICS IV

(Unit Operation-II)

Subject Code : BPHM-401

M.Code : 46231

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Time : 3 Hrs.

Max. Marks : 80

INSTRUCTIONS TO CANDIDATES :

1. SECTION-A is COMPULSORY consisting of FIFTEEN questions carrying TWO marks each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students have to attempt any FOUR questions.

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3. SECTION-C contains FOUR questions carrying TEN marks each and students have to attempt any THREE questions.

SECTION-A

1. Define :
   1. Define Unit Process.
   2. Define the term attrition.
   3. Define Overall Heat Transfer Coefficient.

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   4. Explain Stefan Boltzmann's Law.
   5. Describe Raoult's law.
   6. Mention the equipment used for solid-solid mixing.
   7. Define Different types of rectifying columns.
   8. Define LOD.

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   9. Define Drying and its importance in dosage forms.
   10. Mention the factors affecting constant drying rate.
   11. Define flash distillation.
   12. Define Impact and attrition in size reduction.
   13. Differentiate ideal and actual screens.

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   14. Define Mechanism of mixing in liquid.
   15. Define Principle of sigma blade mixer.

SECTION-B

2. Explain the principle of freeze drying.

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3. What is meant by steam distillation? What are its special advantages?
4. Explain the principle and working of fluidized bed dryer.
5. Describe the mechanism of size reduction with suitable examples of equipments.
6. Explain the working of a mixture used for mixing dry powder before granulation.

SECTION-C

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7. Describe the construction, working and advantages of multipass heater.
8. Explain principle, working and applications of film evaporator.
9. Discuss the construction, working and advantages of drum dryer.
10. Describe the construction, working advantages and disadvantages of fluid energy mill.

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

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