MCQOPTIONS
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MCQOPTIONS
This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Food Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following is true with respect to mixing operations in the food industry? |
| A. | Ice creams |
| B. | Confectionery products |
| C. | Chlorinated waters |
| D. | All of the mentioned |
| Answer» E. | |
| 2. |
Statement 1: Which mixture is used when one of the components is very less in quantity?Statement 2: This mixer is used to mix items in savory or a snack item. |
| A. | Ribbon mixer, planetary mixer |
| B. | Planetary mixer, double cone mixer |
| C. | Double cone mixer, double cone mixer |
| D. | Planetary mixer, planetary mixer |
| Answer» D. Planetary mixer, planetary mixer | |
| 3. |
Statement 1: Effectiveness of mixing in kneaders depends on the blade design.Statement 2: Kneaders have a high clearance between the two oppositely rotating blades and the vessel. |
| A. | True, False |
| B. | True, True |
| C. | False, False |
| D. | False, True |
| Answer» C. False, False | |
| 4. |
Statement 1: Kneaders are specially used for pastry/viscous liquids in the food industry.Statement 2: Kneaders are used for mixing dough with fats and making them homogeneous mixtures. |
| A. | True, False |
| B. | True, True |
| C. | False, False |
| D. | False, True |
| Answer» C. False, False | |
| 5. |
The clearance between the impeller and the vessel in a mixer is usually kept _____ |
| A. | High |
| B. | Low |
| C. | Cannot be determined |
| D. | None of the mentioned |
| Answer» C. Cannot be determined | |
| 6. |
The force used for mixing by mixing equipment for pastes and dough is _____ |
| A. | Centrifugal smearing |
| B. | Impact |
| C. | Tumbling |
| D. | All of the mentioned |
| Answer» E. | |
| 7. |
Rate of mixing at any time is given by the extent of mixing at that particular time. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 8. |
Mixing Index is a ratio of the standard deviation of various products during mixing to that at zero mixing. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 9. |
Which of the following conditions show that a certain industrial mixer is the best? |
| A. | Power load for mixing is minimum |
| B. | Standard deviation is minimum |
| C. | Time required for mixing is minimum |
| D. | All of the mentioned |
| Answer» E. | |
| 10. |
Mixing index is applicable for mixing of solids at zero time. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 11. |
Statement 1: Root mean square is denoted by σ2Statement 2: σ2 will show the variation of a composition obtained after mixing. Hence the lesser it is, the more efficient is the mixing. |
| A. | True, False |
| B. | True, True |
| C. | False, False |
| D. | False, True |
| Answer» C. False, False | |
| 12. |
Which of the following with respect to mixing is true? |
| A. | It is used to distribute heat uniformly to all the components of the mixture |
| B. | Mixing becomes difficult when one of the phases to be mixed is in minor quantity |
| C. | Solid-solid mixing is more difficult than other phases |
| D. | All of the mentioned |
| Answer» E. | |