Pharmaceutical Engineering
TOPIC : Evaporation
1️⃣ What is the effect of Evaporation on vapour pressure of liquid ?
A. As vapour pressure increase Evaporation increase
B. As vapour pressure increase Evaporation decrease
C. No effect
D. None of the above
2️⃣ Evaporating pan is also known as___
A. Short tube evaporator
B. Steam jacketed kettle
C. Tube evaporator
D. Rising film evaporator
3️⃣ Which evaporator is suitable for non viscous solution ?
A. Evaporating pan
B. Rising film evaporator
C. Horizontal tube evaporator
D. Vertical tube evaporator
4️⃣ Which evaporator is used for Insulin and liver extraction ?
A. Climbing film evaporator
B. Vertical tube evaporator
C. Climbing film evaporator
D. Both A & D
5️⃣ Which evaporator is used to separate volatile and non volatile material ?
A. Evaporating pan
B. Falling film evaporator
C. Horizontal tube evaporator
D. Climbing film evaporator
6️⃣ In forced circulation evaporator ___
A. Cyclone separator is used
B. Air separator is used
C. Borrclone is used
D. None of the above
7️⃣ Which evaporator is used for thermolabile substance ?
A. Climbing film evaporator
B. Forced circulation evaporator
C. Both A & B
D. None of the above
8️⃣ What is the effect of surface area of liquid on Evaporation ?
A. Greater the surface area , lower the Evaporation
B. Lower the surface area , greater is the Evaporation
C. Greater the surface area , greater is Evaporation
D. None of the above
9️⃣ Which of the following is not true about Evaporation ?
A. Residue is a concentrated liquid
B. No attempts is made to separate the mixture of vapour
C. Evaporating liquid is only one component
D. Purpose of Evaporation is to get concentrated liquid and to get crystals as well
???? The higher the temperature ___
A. Greater the Evaporation
B. Lower the Evaporation
C. No effect
D. None of the above
Answers
1. A ( As vapour pressure increase Evaporation increase )
2. B ( Steam jacketed kettle )
3. C ( Horizontal tube evaporator )
4. D ( Both A & C )
5. B ( Falling film evaporator )
6. A ( Cyclone separator is used )
7. C ( Both A & B )
8. C ( Greater the surface area , Greater is Evaporation )
9. D ( Purpose of Evaporation is to get concentrated liquid and to get crystals as well )
10. A ( Greater the Evaporation )
