2.34. Water flows in a 100-m long pipe at 3 m/s. If the water temperature is 20°C, determine the minimum valve- closure time to avoid creating water-hammer pressures. What is the maximum water-hammer pressure that can occur? How is this pressure affected if the water temper- ature drops to 10° C?

Q: The elasticity and dimensions of a pipe are such that the celerity of pressure wave is 975 m/s. The…

A: Celerity = 975 m/sDischarge =0.85 m3/sDiameter = 1.2 m

Q: A horizontal pipe 30 cm in diameter and 420 m long has a wall thickness of 1 cm. The pipe is…

A: The given data is shown below:

Q: Problem 3 Water needs to flow from one large tank with water surface elevation of 120 m to another…

A:

Q: Water at 40°C (p=62.42 lbm/ft³ and u=1.038×10 diameter 30-ft-long horizontal pipe at an averag (b)…

A:

Q: water at 60°C (p-62.36 lbm/ft and u-7.536x10 lbm/ft.s) is flowing steadily in a 2-in-diameter…

A: step 1-

Q: Water at 20 °C with density of 998 kg/m³ and dynamic viscosity of 1.002 x10-³ kg/m.s flows by…

A: Data given Water density, ρ = 998 kg/m3 Dynamic viscosity, μ = 1.002×10-3 kg/ ms H = 35 m Pipe inner…

Q: Water at 60°C (p=62.36 lbm/ft³ and µ=7.536×104 lbm/ft.s) is flowing steadily in a 2-in-diameter…

A: ρ=62.36lbm/ft3μ=7.536×10-4lbm/ft.sdiameter D=2in=212=0.1667 ftflow rate Q=0.2ft3/sLength L=200ft To…

Q: A pipe 300m long has a slope of 1:100 and converts from a 1-m diameter at its upper end, where the…

A: Continuity Equation Continuity equation is established on the principle of conservation of mass, it…

Q: 0.5 m B 30 mm 5 m 8 m/s 50 mm 3 m mm

A: Given Data: Water flows into the Tee at 8 m/sec. It flows under a pressure of 40 kPa. Velocity of…

Q: Oil with viscosity of 0.10 Pa-s and s+ 0.85, flows through 3,000 m of 30 cm cast-iron pipe at rate…

A:

Q: Determine the maximum allowable volume flow rate in L/min that can be carried through a standard…

A: We have to determine the value of maximum allowable volume flow rate in L/min that can be carried by…

Q: Problem 2 Water at 60F ( 62.36 lb/ft³ and 7.536 * 104 lb/ft s) is flowing steadily in a 2-in-…

A: D = 2 in  Q = 0.2 cfs L = 200 ft

Q: Problem 2 Water at 60F ( 62.36 lb/ft and 7.536 * 104 lb/ft s) is flowing steadily in a 2-in-…

A: Flow rate (Q) = 0.2 ft3/sLength of pipe (L) = 200 ftDiameter of pipe (D) = 2 in = 2/12 ftDensity of…

Q: (4) What pressure drop is required in order to pump water at 20°C through a pipe 25 cm in diameter…

A: Given- d=25cml=1234ma=1.97 m3/sec

Q: An 8-in. cast iron pipe has been in service at a water flow rate of 900 gal/min at 70 degrees F.…

A: d=8inQ=900 gal/minT=700FL=100ftFINDpressure drop

Q: Water flows down a vertical pipe whose diameter increases suddenly from 175 mm to 350 mm. The…

A: The head loss due to sudden expansion is given by: hse=V122g(1-A1A2)2 Where,  V1 = Velocity of flow…

Pressurized pipe flow

A 15-kilometer-long pipe with a pipe diameter of one meter transports water at a speed of one meter per second. The pipe has a friction coefficient of 0.005. Calculate the frictional head loss?