Which of the following is a benefit of baffles?
A) They support the tubes
B) They increase turbulent flow and heat transfer rates
C) They reduce hot spots
D) All of the above
Answer: D
Explanation: A) Incorrect. Baffles support the tubes, increase turbulent flow and heat transfer rates, and reduce hot spots.
B) Incorrect. Baffles support the tubes, increase turbulent flow and heat transfer rates, and reduce hot spots.
C) Incorrect. Baffles support the tubes, increase turbulent flow and heat transfer rates, and reduce hot spots.
D) Correct. Baffles support the tubes, increase turbulent flow and heat transfer rates, and reduce hot spots.
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