Q: Glycerin at 40°C with ρ = 1252 kg/m3
Glycerin at 40°C with ρ = 1252 kg/m3 and μ = 0.27 kg/m·s is flowing through a 3-cm-diameter, 25-m-long pipe that discharges into the atmosphere at 100 kPa. The flow rate through the pipe is 0.075 L/s....
See AnswerQ: Air at 1 atm and 60°F is flowing through a
Air at 1 atm and 60°F is flowing through a 1 ft × 1 ft square duct made of commercial steel at a rate of 1600 cfm. Determine the pressure drop and head loss per ft of the duct...
See AnswerQ: Oil with a density of 850 kg/m3 and kinematic viscosity
Oil with a density of 850 kg/m3 and kinematic viscosity of 0.00062 m2/s is being discharged by a 8-mm-diameter, 40-m-long horizontal pipe from a storage tank open to the atmosphere. The height of the...
See AnswerQ: In an air heating system, heated air at 40°C
In an air heating system, heated air at 40°C and 105 kPa absolute is distributed through a 0.2 m × 0.3 m rectangular duct made of commercial steel at a rate of 0.5 m3/s. Determine the pressure drop...
See AnswerQ: Glycerin at 40°C with ρ = 1252 kg/m3
Glycerin at 40°C with ρ = 1252 kg/m3 and μ = 0.27 kg/m·s is flowing through a 6-cm-diameter horizontal smooth pipe with an average velocity of 3.5 m/s. Determine the pressure drop per 10 m of the p...
See AnswerQ: Reconsider Prob. 14–44. Using appropriate software, investigate
Reconsider Prob. 14–44. Using appropriate software, investigate the effect of the pipe diameter on the pressure drop for the same constant flow rate. Let the pipe diameter vary from 1 to 10 cm in incr...
See AnswerQ: Liquid ammonia at −20°C is flowing through a 20
Liquid ammonia at −20°C is flowing through a 20-m-long section of a 5-mm-diameter copper tube at a rate of 0.09 kg/s. Determine the pressure drop, the head loss, and the pumping power required to over...
See AnswerQ: A ski lift has a one-way length of 1 km
A ski lift has a one-way length of 1 km and a vertical rise of 200 m. The chairs are spaced 20 m apart, and each chair can seat three people. The lift is operating at a steady speed of 10 km/h. Neglec...
See AnswerQ: Consider the fully developed flow of glycerin at 40°C through
Consider the fully developed flow of glycerin at 40°C through a 70-m-long, 4-cm-diameter, horizontal, circular pipe. If the flow velocity at the centerline is measured to be 6 m/s, determin...
See AnswerQ: What is minor loss in pipe flow? How is the minor
What is minor loss in pipe flow? How is the minor loss coefficient KL defined?
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