This download link is referred from the post: RTMNU B-Pharm Last 10 Years 2010-2020 Previous Question Papers || Rashtrasant Tukadoji Maharaj Nagpur University
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NRJ/KW/17/4285
B.Pharm. Sixth Semester Examination
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PHARMACEUTICS—VI (Physical Pharmacy)
Paper-1
Time : Three Hours] [Maximum Marks : 80
N.B. :— (1) Question No. 1 is compulsory.
(2) Solve any four questions from remaining.
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(3) Draw neat labelled diagram wherever necessary.
(4) Assume suitable data wherever necessary.
- Solve any five of the following : 4×5=20
- Why addition of sodium oleate to phenol water system lowers the critical solution temperature ?
- Define glass transition temperature (Tg). Explain effect of cross linking on Tg of polymer.
- What is active and passive diffusion ? What is osmosis and ultrafiltration ?
- Define solubility according to I.P.
- Define rate, order and molecularity of a reaction. What do you understand by pseudo-order reaction ?
- What are bulges and spurs in the hysteresis loop ?
- What are complexes ? Give one example.
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- Derive an equation for solubility of non-ionic solids in liquids. 15
- Explain steady state diffusion and derive Ficks First and Second law of diffusion. Add a note on measurement of diffusion coefficient. 15
- What are Non-Newtonian systems ? Explain their types and comment briefly on thixotropy. 15
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- What is the influence of pH on solubility of weak acids and weak bases ? 8
- Give applications of polymers in Drug delivery systems. 7
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- Write principle, working, disadvantages and modifications of Cup and Bob viscometer. 8
- Explain metal ion complexes. 7
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- How the stoichiometric ratio and ability constant is determined by solubility and distribution method ? 8
- How the half-life and shelf-life of drugs can be calculated ? 7
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This download link is referred from the post: RTMNU B-Pharm Last 10 Years 2010-2020 Previous Question Papers || Rashtrasant Tukadoji Maharaj Nagpur University