Which is the best tube arrangement (in a shell and tube heat exchanger) if the fluids are clean and non-fouling?

Name: Which is the best tube arrangement (in a shell and tube heat exchanger) if the fluids are clean and non-fouling?
Brand: Quizplus
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Question

Quizplus · Accepted Answer

Triangular pitch is the best arrangement for clean and non-fouling fluids in a shell and tube heat exchanger because it allows for a more compact design and provides a higher heat transfer coefficient by facilitating a more turbulent flow.

Which Is the Best Tube Arrangement (In a Shell and Tube