You have a pipe with a relative roughness of 0.02 and a Reynolds number of the flow of 10,000.
Which of the following changes would decrease the friction losses in the pipe? You can select multiple options.

Question

You have a pipe with a relative roughness of 0.02 and a Reynolds number of the flow of 10,000.

Which of the following changes would decrease the friction losses in the pipe? You can select multiple options.

Accepted Answer

Increasing the Reynolds number of the flow (don't consider any changes resulting from changing the diameter or the velocity)

Accepted Answer

Decreasing the relative roughness

Answer

Decreasing the Reynolds number of the flow (don't consider any changes resulting from changing the diameter or the velocity)

Answer

Increasing the relative roughness

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