Dittus-Boelter equation used for predicting the tube-side heat transfer coefficient is in the range of:
A. Reynolds number 𝑅 ≤4000
B. Reynolds number 𝑅 ≤8000
C. Reynolds number 𝑅 >10,000
D. Reynolds number 𝑅 >5,000
Answer:C
Dittus-Boelter equation used for predicting the tube-side heat transfer coefficient is in the range of:
A. Reynolds number 𝑅 ≤4000 B. Reynolds number 𝑅 ≤8000 C. Reynolds number 𝑅 >10,000 D. Reynolds number 𝑅 >5,000