What is a flat or notched dam that functions as a barrier to flow?
A. Weir
B. Baffles
C. Tie rods
D. Finned tubing
A. Correct. A weir is a flat or notched dam that functions as a barrier to flow.
B. Incorrect. Baffles, or dividers, are metal plates spaced along the tube bundle that hold and support the tubes in place and direct the shell-side fluid flow across the outside of the tubes.
C. Incorrect. Tie rods are small-diameter metal rods installed along the tubes.
D. Incorrect. Finned tubing consists of thin plates of metal that are attached to the outside of a tube to provide additional surface area for heat transfer.
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