Brine, with a density of 1.25 grams per cubic centimeter [g/cm3] and a viscosity of 0.015 grams per centimeter second [g/(cm s)] is pumped through a 5-centimeter [cm] radius steel pipe at an average velocity of 15 centimeters per second [cm/s]. Determine the Reynolds number in the pipe for the system and indicate if the flow is laminar, transitional, or turbulent.
Want to see the full answer?
Check out a sample textbook solutionChapter 9 Solutions
Thinking Like an Engineer: An Active Learning Approach (4th Edition)
Additional Engineering Textbook Solutions
Automotive Technology: Principles, Diagnosis, And Service (6th Edition) (halderman Automotive Series)
Introduction To Finite Element Analysis And Design
Vector Mechanics for Engineers: Statics, 11th Edition
Automotive Technology: Principles, Diagnosis, and Service (5th Edition)
Applied Statics and Strength of Materials (6th Edition)
Vector Mechanics for Engineers: Statics
- A pipe system takes water from a pool and circulates it through a filter using a pump. Answer the following assuming the pipe has a relative roughness, �/�=0.008ϵ/D=0.008, the diameter of the pipe is �=2.09[cm]D=2.09[cm], the total length of pipe is �=88[m]L=88[m], and the loss coefficients are ������=1.5Kelbow=1.5, ����=0.8Kent=0.8, �����=1Kexit=1, ������=7.9Kvalve=7.9, and �������=29Kfilter=29. The pump that is attached has a linear manufacturer's curve of:ℎ����=−117�+31.3hpump=−117Q+31.3 What will be the velocity of the water in the pipe?arrow_forwardA gas flows of from a station (a) with pressure of 20[bar] through a pipe with 0.4[m] diameter and4000 [m] length to a different station (b). The pressure at the exit (station (b)) is 2[bar]. The gasand the sounding temperature can be assumed to be 300 K. Assume that the flow is isothermal,k=1.4, and the average friction f=0.01. Calculate the Mach number at the entrance to pipe and theflow rate.arrow_forwardThe vertical U-Section of a water distribution system seen on the drawing is considered. All hydraulic and dimensional data of the flow piece are known as given below. Calculate the Horizontal and Vertical components of the force acting on the flanges connecting the piece to the system. Q₁ = 30 [lt/s], P₁ = 200 [kPa], d₂ = 50 [mm] Q2 = 22 [lt/s], Q = 8 [lt/s], P2 = 150 [kPa], P = 100 [kPa], d₂ = 100 [mm] 22 = 0,7 10³ [m²] P₂ 2₁ d2 19₂ ΤΩΡΩarrow_forward
- Air is allowed to flow from a reservoir with temperature of 21∘C and with pressure of 5[MPa]through a tube. It was measured that air mass flow rate is 1[kg/sec]. At some point on the tubestatic pressure was measured to be 3[MPa]. Assume that process is isentropic and neglect thevelocity at the reservoir, calculate the Mach number, velocity, and the cross-sectional area at thatpoint where the static pressure was measured. Assume that the ratio of specific heat isk=Cp/Cv=1.4.arrow_forwardPlease sol with steparrow_forwardVelocity, v [m/s] (0,vo) Number Time, t [s] m (t₁, V₁) Given the above figure, where o = 2 m/s, v₁= 3 m/s, and ₁=1 s, what is the displacement over this time interval? Write your answer in metres to three significant figures. 00 BY SA USask Engineeringarrow_forward
- A 100 mm I.D. pipeline carries water flowing at a rate of 75 cubic meterper hour. A mercury manometer and a venturi meter are to be installed toprovide flow rate measurement. If the manometer is set to have amaximum reading of 1.25 m, determine the following:(a) the needed throat diameter of the venturi [mm](b) power necessary to operate the meter [kW] Density and viscosity of water is 999 kg/m3 and 1 cP.arrow_forwardThe volume flow rate of water is 661,68 liters/min. Calculate the maximum length of the pipe [m], which can be used without cavitation? (NOTE: Take water temperature as 10 °C) Length e D-0.07 m -0.08 mm Elevation 650 m Elevation 653 marrow_forwardSinav The volume flow rate of water is 650,53 liters/min. Calculate the maximum length of the pipe [m], which can be used without cavitation? (NOTE: Take water temperature as 10 °C) amış den Length D-0.07 m C-0.08 mm Uygula Elevation 650m Elevation 653 m Kalan S Yanıt: Kontrol et ayfa Sonraki sayfaarrow_forward
- For a turbine design, experiments are carried out at 1000 rpm with a 40 cm diameter model which is 13 times smaller than the prototype. The values obtained as a result of the experiments are given in the table below. The turbine to be used in the hydroelectric power plant with a net head of 60 will be designed using the values at the most efficient operating point of the model. [m³/s] 0.87 1.40 1.54 1.90 2.34 3.10 Haet [mSS] 16.1 16.0 15.9 15.8 15.7 15.5 W [kW] 58.7 117.4 176.1 234.8 293.5 355.0 a) CH, CQ and n are functions of CP. Draw the dimensionless performance curves of the turbine on a single graph by making the necessary scalings. (Fit the curve by using the excel program for drawing. Also give the values you used for plotting in the table) b)Find the efficiency of the model at the most efficient operating point and the coefficients of head (CH), flow (CQ) and power (CP). Show them on the graph you have drawn. c)Calculate the diameter, net head, number of revolutions (rpm),…arrow_forwardI'm confused about how to solve this.arrow_forward1. What is a fluid? kg [6 marks] 2. A tank is filled with oil with density p = 830; If the volume of the tank is V = 1.01m³ determine the amount of mass in the tank in kilograms. Show your workings. m³ [6 marks] 3. A pipe of diameter 0.18 m has a flow rate of 0.025 m³/s, what is the average velocity in the pipe? Show your workings. [6 marks] 4. The flow rate in a pipe is 1446 litres per minute, what is this in SI units Show your workings. )? [5 marks] 5. The equation below is a simplified form of the continuity equation. dm dt CV Σmin -Σmout The derivative term with respect to time is which of the following: a. The rate of change of the mass within a given control volume b. Always zero by definition c. Zero for transient time dependant flow conditions d. Zero when the mass flow rate coming into the control volume is smaller than the mass flow rate exiting the control volume e. Zero when the mass flow rate entering the control volume is greater than the mass flow rate leaving the…arrow_forward
- Elements Of ElectromagneticsMechanical EngineeringISBN:9780190698614Author:Sadiku, Matthew N. O.Publisher:Oxford University PressMechanics of Materials (10th Edition)Mechanical EngineeringISBN:9780134319650Author:Russell C. HibbelerPublisher:PEARSONThermodynamics: An Engineering ApproachMechanical EngineeringISBN:9781259822674Author:Yunus A. Cengel Dr., Michael A. BolesPublisher:McGraw-Hill Education
- Control Systems EngineeringMechanical EngineeringISBN:9781118170519Author:Norman S. NisePublisher:WILEYMechanics of Materials (MindTap Course List)Mechanical EngineeringISBN:9781337093347Author:Barry J. Goodno, James M. GerePublisher:Cengage LearningEngineering Mechanics: StaticsMechanical EngineeringISBN:9781118807330Author:James L. Meriam, L. G. Kraige, J. N. BoltonPublisher:WILEY