| 11. | The proportionality coefficient is the dimensionless " Darcy friction factor " or " flow coefficient ".
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| 12. | The rotational friction factors are rarely observed directly.
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| 13. | The Darcy Weisbach equation contains a dimensionless friction factor, known as the "'Darcy friction factor " '.
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| 14. | The friction factor for laminar flow of Newtonian fluids in round tubes is often taken to be:
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| 15. | The Darcy Weisbach equation contains a dimensionless friction factor, known as the "'Darcy friction factor " '.
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| 16. | Stuart W . Churchill developed a formula that covers the friction factor for both laminar and turbulent flow.
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| 17. | This was originally produced to describe the Moody chart, which plots the Darcy-Weisbach Friction factor against Reynolds number.
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| 18. | This is also variously called the "'Darcy Weisbach friction factor "', friction factor, resistance coefficient, or flow coefficient.
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| 19. | This is also variously called the "'Darcy Weisbach friction factor "', friction factor, resistance coefficient, or flow coefficient.
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| 20. | Assuming the Fanning friction factor is a constant along the duct wall, the differential equation can be solved easily.
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