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. |
_______ are also referred toas a matrix heat exchanger. |
| A. | Pillow plate exchangers |
| B. | Plate fin exchangers |
| C. | Lamella plate heat exchangers |
| D. | Spiral plate heat exchangers |
| Answer» C. Lamella plate heat exchangers | |
| 2. |
What method is used to manufacture panel coils? |
| A. | Die stamping process |
| B. | 3 D printing process |
| C. | Cold bonding process |
| D. | Hot bonding process |
| Answer» B. 3 D printing process | |
| 3. |
Which exchanger is called as modified floating-head shell-and-tube exchanger? |
| A. | Pillow plate exchangers |
| B. | Plate fin exchangers |
| C. | Lamella plate heat exchangers |
| D. | Spiral plate heat exchangers |
| Answer» B. Plate fin exchangers | |
| 4. |
In ________, pressure is applied in between the plates. |
| A. | pillow plate exchangers |
| B. | plate fin exchangers |
| C. | plate and shell heat exchangers |
| D. | spiral plate heat exchangers |
| Answer» B. plate fin exchangers | |
| 5. |
What is main advantage of Brazed Plate Heat Exchanger? |
| A. | Thermal efficiency |
| B. | Quality |
| C. | Leak proof |
| D. | Easy cleaning |
| Answer» B. Quality | |
| 6. |
Air conditioner evaporator coil uses _______ in the heat exchanger. |
| A. | parallel flow |
| B. | cross flow |
| C. | counter flow |
| D. | tangent flow |
| Answer» C. counter flow | |
| 7. |
Are these statements about the heat exchangerstrue?Statement 1: In parallel flow, the temperature difference between the two fluids is large at the entrance end, but it becomes small at the exit end.Statement 2: The log mean temperature difference is greater for parallel flow. |
| A. | True, False |
| B. | True, True |
| C. | False, True |
| D. | False, False |
| Answer» B. True, True | |
| 8. |
Which heat exchanger is most efficient? |
| A. | Parallel flow |
| B. | Cross flow |
| C. | Counter flow |
| D. | Tangent flow |
| Answer» D. Tangent flow | |
| 9. |
The corrugation of V shape embossed on the plates is termed as _______________ |
| A. | reflex angle |
| B. | V angle |
| C. | Z angle |
| D. | chevron angle |
| Answer» E. | |
| 10. |
What is the purpose of the portholes on the plates of plate heat exchangers? |
| A. | To have a even flow of the fluid throughout the plate |
| B. | To drain the excess liquid from the plate |
| C. | To maintain the pressure inside the heat exchanger |
| D. | To stack the plates |
| Answer» B. To drain the excess liquid from the plate | |