Flow rate measures volume per unit time. Critical in plumbing, irrigation, and process engineering.
Volumetric Flow Rate
Q = Volume ÷ Time. SI unit: m³/s. Practical units: L/min for plumbing, GPM in the US.
Key Conversions
- 1 m³/s = 60,000 L/min
- 1 L/min = 0.2642 GPM
- 1 GPM = 3.785 L/min
Practical References
Garden hose: 15–20 L/min (4–5 GPM). Kitchen faucet: 6–8 L/min. Fire hydrant: 1,500–3,800 L/min.
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Frequently Asked Questions
How do I convert L/min to GPM?
Divide L/min by 3.785. For example, 20 L/min ÷ 3.785 = 5.28 GPM.