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Question:

Fluid dynamics problem. Desperately need help.?

A 200-foot-long fire hose with an inside diameter of 2.5 inches delivers 250 gallons perminute of 70°F water. The average velocity of the water in the hose (for this flow rate) isapproximately 16.3 ft/s.a) Is the flow of water inside the hose laminar or turbulent?b) What is the frictional pressure drop along the 200 ft length?for (a) i got Reynold's number, Re 322745 thus it's turbulence (correct me if i'm wrong.however, I can't do (b) part, please help

Answer:

they all have a capital letter in them idk
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