Explore topic-wise MCQs in Heat Transfer Operations Questions and Answers.

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