MCQOPTIONS
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This section includes 2 Mcqs, each offering curated multiple-choice questions to sharpen your Heat Transfer Operations Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
If the diameter of the rotating blades in 30mm, agitator speed is 20 RPM and the fluid in the vessel has density 990kg/m3 and viscosity 2.5×10-2 kg/ms. What is the value of Rotary Reynolds Number? |
| A. | 11.88 |
| B. | 12.88 |
| C. | 12.33 |
| D. | 11.55 |
| Answer» B. 12.88 | |
| 2. |
Scraped Surface Heat Exchanger that actually don’t touch the surface are also known as _______ Surface Heat Exchanger. |
| A. | Scratched |
| B. | Wiped |
| C. | Scraped |
| D. | Swiped |
| Answer» C. Scraped | |