What is Dittus-Boelter equation? What are the assumptions and limitations of the Dittus-Boelter equation?
Ans: The Dittus-Boelter equation is used to calculate the Nusselt number of turbulent flow in smooth pipes.
Note: The Dittus-Boelter equation is obtained by modifying Colburn equation. The Colburn equation is obtained by modifying Chilton-Colburn analogy.
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