 
			 
			MCQOPTIONS
 Saved Bookmarks
				This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Heat Transfer knowledge and support exam preparation. Choose a topic below to get started.
| 1. | What is the name of the following dryer? | 
| A. | Drum dryer | 
| B. | Pan – dryer | 
| C. | Agitated vacuum dryer | 
| D. | Furnace dryer | 
| Answer» B. Pan – dryer | |
| 2. | Which one of the following batch-drying equipment has the least drying time/ residence time? | 
| A. | Drum dryer | 
| B. | Pan – dryer | 
| C. | Agitated vacuum dryer | 
| D. | Furnace dryer | 
| Answer» D. Furnace dryer | |
| 3. | Which one of the following batch-drying equipment can also be used as a crystallizer by passing cold liquid? | 
| A. | Drum dryer | 
| B. | Pan – dryer | 
| C. | Agitated dryer | 
| D. | Furnace dryer | 
| Answer» C. Agitated dryer | |
| 4. | The atmospheric __________ has a jacketed round pan in which a stirrer or mill revolves slowly, driven from below. | 
| A. | Drum dryer | 
| B. | Pan – dryer | 
| C. | Agitated dryer | 
| D. | Furnace dryer | 
| Answer» C. Agitated dryer | |
| 5. | ____________ involves the sublimation of water from ice under high vacuum at temperatures well below 0°C. | 
| A. | Freeze-drying | 
| B. | Flash drying | 
| C. | Furnace drying | 
| D. | Ice drying | 
| Answer» B. Flash drying | |
| 6. | Which one of the following is not a batch dryer? | 
| A. | Agitated vacuum dryer | 
| B. | Tray dryer | 
| C. | Rotary dryer | 
| D. | Pan dryer | 
| Answer» D. Pan dryer | |
| 7. | Agitated vacuum dryers are a subcategory of/ can be referred to as _____________ | 
| A. | Batch – Type Dryers | 
| B. | Continuous Dryers | 
| C. | Drum Dryers | 
| D. | Plate – type dryers | 
| Answer» B. Continuous Dryers | |
| 8. | Dryers heated by dielectric, radiant or microwave energy are _______________ | 
| A. | Adiabatic | 
| B. | Non-Adiabatic | 
| C. | Isobaric | 
| D. | Isothermal | 
| Answer» C. Isobaric | |
| 9. | The moisture contents of solid when it is in equilibrium with given partial pressure of vapour in gas phase is called as _____________ | 
| A. | Equilibrium moisture content | 
| B. | Fixed moisture | 
| C. | Free moisture | 
| D. | Total Moisture | 
| Answer» B. Fixed moisture | |
| 10. | During drying, only __________ can be evaporated, which depends upon the vapour concentration in the gas. | 
| A. | Bound moisture | 
| B. | Fixed moisture | 
| C. | Free moisture | 
| D. | Total Moisture | 
| Answer» D. Total Moisture | |
| 11. | The moisture content of solid in excess of the equilibrium moisture content is referred as _______ | 
| A. | Bound moisture | 
| B. | Free moisture | 
| C. | Moisture | 
| D. | Total Moisture | 
| Answer» C. Moisture | |
| 12. | Moisture content of the solid which exerts an equilibrium vapour pressure equal to that of pure liquid at the given temperature is the ____________ | 
| A. | Bound moisture | 
| B. | Unbound moisture | 
| C. | Moisture | 
| D. | Total Moisture | 
| Answer» C. Moisture | |
| 13. | Moisture content of a substance which exerts as equilibrium vapour pressure less than of the pure liquid at the same temperature is referred to as _________ | 
| A. | Bound moisture | 
| B. | Unbound moisture | 
| C. | Moisture | 
| D. | Total Moisture | 
| Answer» B. Unbound moisture | |