MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Food Processing Unit Operations knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What is the fixed angle of rotors in centrifuge? |
| A. | 10° and 20° |
| B. | 14° and 40° |
| C. | 20° and 40° |
| D. | 34° and 48° |
| Answer» C. 20° and 40° | |
| 2. |
Which centrifuge used for separating caffeine? |
| A. | Low speed centrifuge |
| B. | Peeler centrifuge |
| C. | Ultra centrifuge |
| D. | Conveyor discharge centrifuge |
| Answer» C. Ultra centrifuge | |
| 3. |
What is the other name for screen centrifuge? |
| A. | Low speed centrifuge |
| B. | High speed centrifuge |
| C. | Ultra centrifuge |
| D. | Conveyor discharge centrifuge |
| Answer» E. | |
| 4. |
Which industry uses centrifuge test? |
| A. | Sugar industry |
| B. | Oil industry |
| C. | Bakery industry |
| D. | Salt industry |
| Answer» C. Bakery industry | |
| 5. |
Identify the type of centrifuge equipment. |
| A. | Horizontal bowl scroll discharge |
| B. | Longitudinal bowl scroll discharge |
| C. | Vertical bowl scroll discharge |
| D. | Latitude bowl scroll discharge |
| Answer» B. Longitudinal bowl scroll discharge | |
| 6. |
Which of the following statements about ultracentrifugeare correct?Statement 1: Ultracentrifuge has a maximum speed of 85,000 RPM.Statement 2: It is used for both preparative work and analytical work. |
| A. | True, False |
| B. | True, True |
| C. | False, True |
| D. | False, False |
| Answer» D. False, False | |
| 7. |
What are factors that affect high-speed centrifuges? |
| A. | Speed and temperature |
| B. | Pressure and temperature |
| C. | Concentration and speed |
| D. | Pressure and speed |
| Answer» B. Pressure and temperature | |
| 8. |
What is maximum speed of high speed centrifuge? |
| A. | 10000-20000rpm |
| B. | 15000-20000rpm |
| C. | 30000-50000rpm |
| D. | 50000-60000rpm |
| Answer» C. 30000-50000rpm | |
| 9. |
Which of the following used for sedimentation of red blood cells? |
| A. | Low speed centrifuge |
| B. | High speed centrifuge |
| C. | Ultra centrifuge |
| D. | Vacuum centrifuge |
| Answer» B. High speed centrifuge | |
| 10. |
What is maximum speed of low speed centrifuge? |
| A. | 1000-2000rpm |
| B. | 3000-4000rpm |
| C. | 4000-5000rpm |
| D. | 5000-6000rpm |
| Answer» D. 5000-6000rpm | |