LV2, D 2g To estimate the frictional head loss, we use Darcy-Weisbach eq (he =f), where fis the friction factor. Please select the most appropriate answer to get the friction factor f. O Moody diagram and Sawmee-Jain formula can be used for both smooth and rough-walled pipe flows. O While for 4x103 < Re < 108 and 10-5 < kD < 2x10-2, the f values from Sawmee-Jain eq differ less than 3% from those on the Moody diagram, others vary widely, but still can be used for both laminar and turbulent (smooth and rough-walled pipes). O All the answers are correct. O Moody diagram and Sawmee-Jain eg can be used for both laminar and turbulent flows in pipes.
LV2, D 2g To estimate the frictional head loss, we use Darcy-Weisbach eq (he =f), where fis the friction factor. Please select the most appropriate answer to get the friction factor f. O Moody diagram and Sawmee-Jain formula can be used for both smooth and rough-walled pipe flows. O While for 4x103 < Re < 108 and 10-5 < kD < 2x10-2, the f values from Sawmee-Jain eq differ less than 3% from those on the Moody diagram, others vary widely, but still can be used for both laminar and turbulent (smooth and rough-walled pipes). O All the answers are correct. O Moody diagram and Sawmee-Jain eg can be used for both laminar and turbulent flows in pipes.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:LV2,
D 2g
To estimate the frictional head loss, we use Darcy-Weisbach eq (he =f), where fis the friction factor.
Please select the most appropriate answer to get the friction factor f.
O Moody diagram and Sawmee-Jain formula can be used for both smooth and rough-walled pipe flows.
O While for 4x103 < Re < 108 and 10-5 < kD < 2x10-2, the f values from Sawmee-Jain eq differ less than 3% from those on the Moody diagram,
others vary widely, but still can be used for both laminar and turbulent (smooth and rough-walled pipes).
O All the answers are correct.
O Moody diagram and Sawmee-Jain eg can be used for both laminar and turbulent flows in pipes.
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