Fundamentals Of Thermal-fluid Sciences ...5th EditionYunus Cengel, Robert Turner, John Cimbala Publisher: McGraw-Hill EducationISBN: 9789814720953
Fundamentals Of Thermal-fluid Sciences ...
Solutions for Fundamentals Of Thermal-fluid Sciences In Si Units
Problem 2P:
An office worker claims that a cup of cold coffee on his table warmed up to 80°C by picking up...Problem 3P:
One of the most amusing things a person can experience is that in certain parts of the world a still...Problem 5P:
What is the driving force for (a) heat transfer, (b) electric current, and (c) fluid flow?
Problem 7P:
Can there be any heat transfer between two bodies that are at the same temperature but at different...Problem 11P:
What is the net force acting on a car cruising at a constant velocity of 70 km/h (a) on a level road...Problem 12P:
At 45° latitude, the gravitational acceleration as a function of elevation z above sea level is...Problem 13P:
What is the weight, in N, of an object with a mass of 200 kg at a location where g = 9.6 m/s2?
Problem 14P:
A 3-kg plastic tank that has a volume of 0.2 m3 is filled with liquid water. Assuming the density of...Problem 16P:
A 3-kg rock is thrown upward with a force of 200 N at a location where the local gravitational...Problem 17P:
Solve Prob. 1–16 using an appropriate software. Print out the entire solution, including the...Problem 18P:
A 4-kW resistance heater in a water heater runs for 3 hours to raise the water temperature to the...Problem 19P:
A 150-lbm astronaut took his bathroom scale (a spring scale) and a beam scale (compares masses) to...Problem 20P:
The gas tank of a car is filled with a nozzle that discharges gasoline at a constant flow rate....Problem 21P:
A pool of volume (in m3) is to be filled with water using a hose of diameter D (in m). If the...Problem 22RQ:
The weight of bodies may change somewhat from one location to another as a result of the variation...Problem 23RQ:
A man goes to a traditional market to buy a steak for dinner. He finds a 12-oz steak (1 lbm = 16 oz)...Problem 25RQ:
Consider the flow of air through a wind turbine whose blades sweep an area of diameter D (in m). The...Browse All Chapters of This Textbook
Chapter 1 - Introduction And OverviewChapter 2 - Basic Concepts Of ThermodynamicsChapter 3 - Energy, Energy Transfer, And General Energy AnalysisChapter 4 - Properties Of Pure SubstancesChapter 5 - Energy Analysis Of Closed SystemsChapter 6 - Mass And Energy Analysis Of Control VolumesChapter 7 - The Second Law Of ThermodynamicsChapter 8 - EntropyChapter 9 - Power And Refrigeration CyclesChapter 10 - Introduction And Properties Of Fluids
Chapter 11 - Fluid StaticsChapter 12 - Bernoulli And Energy EquationsChapter 13 - Momentum Analysis Of Flow SystemsChapter 14 - Internal FlowChapter 15 - External Flow: Drag And LiftChapter 16 - Mechanisms Of Heat TransferChapter 17 - Steady Heat ConductionChapter 18 - Transient Heat ConductionChapter 19 - Forced ConvectionChapter 20 - Natural ConvectionChapter 21 - Radiation Heat TransferChapter 22 - Heat Exchangers
Sample Solutions for this Textbook
We offer sample solutions for Fundamentals Of Thermal-fluid Sciences In Si Units homework problems. See examples below:
When a bicyclist is on downhill road, the gravitational acceleration pulls down the bicyclist...Write the expression of conversion relation for the constant-pressure specific heat of air from...Given: The mass of the substance (m) is 1 kg. The acceleration of gravity (g) is Calculation: Write...The radiator is a mechanical unit which allows the flow of mass through it. Thus, radiator is...Given: Barometer reading at the bottom of the building (hbottom) is 695 mmHg. Barometer reading at...Given: Local atmospheric pressure (Patm) is 14.2 psia. Height of the mercury in the manometer (hHg)...Given: Height of the systolic pressure of the healthy person (hhigh) is 120 mmHg. Height of the...Given: Specific gravity of the brine (SGbr) is 1.1. Specific gravity of the mercury (SGHg) is 13.56....Given: Density of the air (ρair) is 1.20 kg/m3. Density of the mercury (ρHg) is 13,600 kg/m3....
Given: Local atmospheric pressure (Patm) is 14.2 psia. Height of the water in the manometer (hw) is...Given: Gage pressure (Pgage) is 370 kPa. Height of the water in the manometer (hw) is 45 cm. Height...Given: Gage pressure (Pgage) is 180 kPa. Height of the water in the manometer (hw) is 45 cm. Height...Total energy: Total energy is referred to as the sum of all kinds of energy that a system...Given: Velocity of the wind at first site (V1) is 7 m/s. Velocity of the wind at second site (V2) is...Given: Mass of each chair (m) is 250 kg. Elevation difference of the ski lift (Δz) is 200 m....Given: Mass of the car (m) is 1150 kg. Height climbed by the car in the uphill road (h) is 100 m....Given: Mass of each people (mpeople) is 75 kg. Number of people can move in the escalator (n) is 50....Given: Mass of the car (mcar) is 1400 kg. Initial speed of the car (V1) is 70 km/h. Final speed of...Given: Volumetric flow rate of the oil (V˙) is 0.1 m3/s. Inlet diameter of the pipe (D1) is 8 cm....Given: Counterweight of the elevator cabin that is partially balanced (m) is 400 kg. Constant speed...Given: Volumetric flow rate of the water (V˙) is 2 m3/s. Elevation difference of the water (Δz) is...Pure substance: If chemical composition is fixed throughout, then it is known as pure substance. The...Given: The mass of the refrigernet (mR) is 0.85 kg. The Intial temperature of the refrigernet (Ti)...Given: The mass of the refrigerant (m) is 0.13 lbm. The temperature of the mixture (T) is −30°F. The...Given: The mass of a refrigerant R-134a (m) is 10 kg. The volume of a rigid container (ν) is 14 L....Given: The pressure of the first tank (P1) is 350 kPa. The volume of the first tank (V1) is 1 m3....Given: The pressure of super heated water vapor (P) is 15 MPa. The temperatue of superheated water...Given: The pressure of super heated water vapor (P) is 3.5 MPa. The temperature of super heated...Given: The temperature of the saturated water vapor (T) is 350°C. The constant pressure process. The...Given: The inlet temperature (T1) is 500 K The inlet pressure (P1) is 3 MPa. The mass flow rate of...Given: The mass of steam (m) is 0.2 kg. The initial pressure of the steam (P1) is 200 kPa. The...Given: The temperture of the steam is (T) is 400 °C. The specific volume of the steam (v) is 0.02...The boundary work which is equal to Pdν is described under the process curve of P−ν diagram for the...Given: Qin(Btu)Wout(Btu)E1(Btu)E2(Btu)m(lbm)e2−e1(Btu/lbm)350 10208603 350130550 5 260600...Given: Initial pressure of steam is 75 kPa. Initial quality is 8%. Initial volume is 2 m3. Final...Given: The initial temperature (T1) is 200 K. The final temperature (T2) is 200 K. Calculation: From...Given: The initial temperature (T1) is 600 K. The final temperature (T2) is 1000 K. Calculation:...Given: The rate of electrical work to be done into the system (W˙e,in) is 25 W. The mass of the...Given: The total mass of the mixture (m) is 3 kg The initial pressure (P1) is 160 kPa. The mass of...Given: The volume of the saturated mixture (V1) is 0.01 m3. The quality of the mixture is 0.2. The...Given: The density of the water (ρ) is 1 kg/L. The volume of the water (V) is 0.3 L. The initial...Given: The size of the room (V) is (3-m × 4–m × 6-m =72 m3). The air pressure in the room remains...Given: The volume of the Tank A (νA) is 0.2 m3 . The pressure of water at tank A(P1)A is 400 kPa....Given: The mass of the steam (m) is 0.35 kg. The pressure of the steam (P) is 3.5 MPa. The change in...The flow through the control volume is said to be steady when there is no change in the properties...Given: The inlet pressure of air (P1) is 14.7 psia. The inlet temperature of air (T1) is 80°F. The...Given: The inlet pressure of Refrigerant (P1) is 1 MPa. The inlet temperature of Refrigerant (T1) is...Given: The inlet pressure of Refrigerant (P3) is 20 psia. The inlet quality of Refrigerant (x3) is...Given: The length of room (l) is 4 m. The width of the room (b) is 5 m. The height of the room (h)...Given: The initial volume of the rigid tank (ν1) is 3-ft3. The initial temperature of the tank (T1)...Given: The rigid volume of tank (v) is 0.15 m3. The pressure of the tank (P1) is 3 MPa. The initial...Given: The initial pressure (P1) is 100 psia. The initial temperature (T1) is 120°F. The final...Given: The Density of egg (ρ) is 67.4 lbm/ft3. The Specific heat of egg (cp,egg) is 0.80 Btu/lbm·°F....Given: The maximum flow rate (V˙max) is 13.3 L/min. The reduced flow rate (V˙Red) is 10.5 L/min. The...Given: The bottle internal volume (v) of 0.0015 m3. The initial mass of the refrigerant (m1) is 0.55...Given: The inlet pressure (P1) is 7 MPa. The inlet temperature (T1) is 600°C. The inlet velocity...The turbine operates steadily. Hence, the inlet and exit mass flow rates are equal. m˙1=m˙2=m˙ Write...Given: The inlet pressure (P1) is 1 MPa. The inlet temperature (T1) is 550 K. The mass flow rate...Given: The initial mass of refrigerant (m) is 2 kg. The initial pressure (P1) is 800 kPa. The...Given: The inlet mass (min) is 1.2 kg. The inlet pressure (P1) is 700 kPa. The inlet temperature...Given: The volume of the building (v) is 400 m3. The local atmospheric pressure (P1) is 95 kPa. The...The first law of thermodynamics states that the amount of heat is transferred from one system to...Given: The rate of required output of the power plant (W˙net,out) is 300 MW. The thermal efficiency...Given: The initial pressure of the heat pump (P1) is 800 kPa. The initial temperature of the heat...Given: The high-temperature reservoir of heat engine (TH) varies from 300 °C to 1000 °C. The...Given: The refrigerated temperature is −35°C. The cooling water inlet temperature (Tw1) is 18°C. The...Given: The temperature inside the house (TH) is 25°C. The temperature outside the house (TL) is 2°C....Given: The temperature (TH(HE)) of the reservoir (heat engine) is 900°C. The temperature (TL) of the...Given: The volume flow rate at inlet 1(v˙1) is 80 L/min. The heating load rate (Q˙heat) is 250...Given: The coefficient of performance to the refrigerator (COPR) is 1.9. The heat removal from the...Given: The absolute temperature reservoir (TH) is 1.2TL. The rate of heat rejected by heat pump...Given: The lower temperature of the reversible heat pump (TL)Air is 0°C. The lower temperature of...Given: The volume of the truck (νtruck) is, The length of the truck (l) is 12 m The breath of the...Given: The initial volume of the low-flow shower head (ν1) is 13.3 L/min. The final volume of the...Given: The number of loaves per hours is 1200 breads/hr. The average mass per bread is 350 g/bread....Clausius inequality relation: For any system, the cyclic integral of δQ/T is always less than or...Given: The initial pressure (P1) is 200 kPa. The initial quality of the steam is 40%. The final...Given: The mass of the computer chips (mchips) is 10 g. The specific heat of the computer chips (c)...Given: The mass of the water (m) is 45 kg. The initial temperature of the water (T1) is 95°C. The...Given: The initial pressure of the steam (P1) is 5 MPa. The initial temperature of the steam (T1) is...Given: The initial pressure of the steam (P1) is 7 MPa. The initial temperature of the steam (T1) is...Given: The inlet pressure of the water (P1) is 20 psia. The inlet temperature of the water (T1) is...Given: The mass flow rate of ethylene glycol (m˙) is 2 kg/s. The specific heat of ethylene glycol at...Given: The average mass of the chicken (mchicken) is 2.2 kg/chicken. The number of chickens dropped...Given: The temperature of the hot water (T1) is 70°C. The mass flow rate of hot water (m˙1) is 3.6...Given: The temperature of the liquid water (T1) is 15°C. The mass flow rate of hot water (m˙1) is...Given: The volume of the nitrogen is 0.2 m3. The mass of the helium (m) is 0.1 kg. The initial...Given: The volume of the helium gas (v) is 15 ft3. The initial pressure of the helium gas (P1) is 25...Given: The initial pressure of steam (P1=P3) is 400 kPa. The initial temperature of steam (T1) is...Given: The volume flow rate of the air (V˙3) is 6 m3/min. The initial pressure of the air (P1) is...Given: The volume of the tank A (vA) is 0.3 m3 The pressure of the tank A (PA) is 400 kPa. The...Given: The initial temperature of the water (T1)water is 20°C. The mass of the ice (mice) is 80 kg....Given: The dimension of room (vroom) is 4 m×4 m×5 m. The temperature of the room (Troom) is 10°C....Given: The initial volume of the water (v) is 0.02 m3. The initial quality of the water mixture (x)...Air standard assumptions are the simpler approximations considered in a process to make its analysis...Given: Compression ratio (r) is 20. Initial temperature of the cycle (T1) is 20°C. Initial pressure...Given: Compression ratio (r) is 15. Cut off ratio (rc) is 1.4. Pressure ratio (rp) is 1.1....Given: Temperature of the air at the compressor inlet (T1) is 290 K. Pressure of the air at the...Given: Pressure of steam at the condenser (P1) is 10 kPa. Pressure of steam at the turbine (P3) is...Given: Pressure of steam at the condenser (P1) is 2 psia. Pressure of steam at the turbine (P3) is...Given: Pressure of steam at the condenser (P1) is 2 psia. Pressure of steam at the turbine (P3) is...Given: Pressure of water at the condenser (P1) is 50 kPa. Pressure of water at the boiler (P3) is...Given: Pressure of water at state 3(P3) is 15,000 kPa. Pressure of water at state 1(P1) is 100 kPa....Given: Pressure of steam at state 3(P3) is 800 psia. Pressure of steam at state 1(P1) is 1 psia....Given: Pressure of steam at the condenser (P1) is 20 kPa. Pressure of steam at the boiler (P3) is...Given: Pressure of steam at state 3(P3) is 10 MPa. Pressure of steam at state 1(P1) is 10 kPa....Given: Pressure of steam at state 3(P3) is 10 MPa. Pressure of steam at state 1(P1) is 10 kPa....Given: Compression ratio (r) is 20. Temperature of air at state 1(T1) is 45°F. Temperature of air at...Calculation: Draw the P−ν for an ideal Otto cycle as shown in Figure 1. Calculate the clearance...Given: Pressure ratio (rp) is 8. Net power output (W˙net) is 60 MW. Effectiveness (ε) is 0.75....Given: Pressure of steam at the boiler (P3) is 6000 kPa. Pressure of steam at the condenser (P1) is...Given: Maximum pressure in the cycle (P3) is 10 MPa. Minimum pressure in the cycle (P1) is 30 MPa....Depending on the flow of fluid over a surface or in a restrained area, the fluid flow can be divided...Given: Weight of the block is 150 N. Volume of block (V) is 50 cm×30 cm×20 cm. Velocity of the block...Given: Thickness of the oil film (h) is 2 mm. Dynamic viscosity (μ) is 0.38 N⋅s/m2. Diameter of the...Determine the following properties for the corresponding temperatures from Table A-22. T(K)Table...Given: Angular velocity (ω) is 200 rad/s. Thickness of the oil film (t) is 1.2 mm. Dynamic viscosity...Given: The velocity profiles for the layers are as follows: V1=6+ay−3y2, 0≤y≤−0.5V2=b+cy−9y2,...Resultant hydrostatic force: The resultant of the pressure forces acting on the surface is called as...Given: Radius of the solid cylinder is 2 ft. Height of the water level 15 ft. Calculation: Determine...Given: Radius of the semicircular gate (R) is 0.5 m. Calculation: Determine the force applied by...Stagnation point and stagnation pressure: When a stationary object is immersed in a fluid flow...Given: The diameter of the tank is DT. The mass flow rate is m˙in.. The diameter of the orifice is...Given: The temperature (T) of the water in the siphon is 20°C. The diameter (d) of the small pipe is...Given: The electric power generated by the pump is W˙electric=25 kW. The density of the oil is ρ=860...Given: The dimension of the bathroom is 2 m×3 m×3 m. The combine efficiency of the fan-motor unit is...Given: The velocity profile for turbulent flow in a circular pipe u(r) is umax(1−rR)1/n The value of...Given: The efficiency of the pump (ηpump) is 78%. The input power (W˙pump.in) is 5 kW. The datum...Given: The efficiency of the pump (ηpump) is 78%. The input power (W˙pump.in) is 5 kW. Height of the...Newton’s First law: It states that a body will continue to be in state of rest or in state of motion...Given: The elbow angle (θ) is 45°. The cross sectional area at inlet (A1) is 150 cm2. The cross...Given: The elbow angle is (θ) is 110°. The cross sectional area at inlet (A1) is 150 cm2. The cross...Given: The diameter at inlet of pipe (d1) is 25 cm. The diameter at inlet of pipe (d2) is 15 cm. The...Given: The flow rate (Q) of the water is 0.16 m3/s. The Diameter (D) of the elbow is 30 cm. The exit...Given: The flow rate (Q) of the water is 0.16 m3/s. The Diameter (D) of the elbow is 30 cm. The exit...Given: The total absolute pressure (P1) in flange (1) is 200 KPa. Mass flow rate (m˙1) in flange (1)...The flow which have higher Reynolds number is more likely to be turbulent. Disorders in the velocity...Given: Height of the cone is H. Base radius of the cone is R. The cross section area of the hole is...Given: Diameter of the tank is 2.4 m. Level of water in the tank is 4 m. Diameter of the sharp edged...Given: Flow rate of water is 1.5m3/s. Internal diameter of the pipe is 70 cm. Length of the pipe is...Given: Temperature of water is 15°C. Diameter of the first pipe is 10 cm. Length of the first pipe...Given: Temperature of water is 70°F. Velocity of water is 6ft/min. Diameter of the pipe is 5 in....Given: Temperature of water is 20°C. The elevation of reservoir A is 2 m. The elevation of reservoir...Given: Diameter of the tube is 1cm. Length of the tube is 1.5m. Temperature of water is 60°C. Rate...Given: Diameter of the smaller pipe is 8 cm. Diameter of the larger pipe is 24 cm. Pressure in the...Given: The mass flow rate is 10000kg/s. The length of the pipe is 10 km. The friction factor is...Given: Temperature of water is 100°C. Length of the pipe A is 500 m. Length of pipe B is 800 m....Given: Temperature of water is 20°C. Flow rate of water is 0.6m3/s. Diameter of the pipe is 3(0.35...The local friction coefficient accounted to calculate the drag force at specific location. The...Given: Frontal area of the car is 18 ft2. New frontal area is 15 ft2. Distance travelled per year is...Given: Mass of the car (m) is 950 kg. Drag coefficient (CD) is 0.32. Frontal area of the car (A) is...Given: Pressure is 83.4 kPa. Temperature is 25°C. Wind velocity is 9m/s. Dimension of the plate is...Given: Pressure is 1 atm. Temperature is 5°C. Wind velocity is 55km/h. Dimension of the wall is 10...Given: Total mass is 150000 lbm. Wing area is 1800ft2. Cruising speed is 550mi/h. Altitude is 38000...Given: Total mass of the rig is 17000 kg. Frontal area of the rig is 9.2 m2. The coefficient of drag...Given: The diameter of the ball is, D=2.62 in. The equivalent roughness factor is, ε/D=1.5×10−3....Given: The density of aluminum balls is, ρs=2600 kg/m3. Temperature of glycerin is, T=22°C. The...Given: The density of aluminum balls is, ρs=2600 kg/m3. Temperature of glycerin is, T=22°C. The...Thermal conductivity: The ability of the material to conduct heat is known as thermal conductivity....During the steady and one-dimensional transfer of heat with unchanged wall thermal conductivity, the...Given: Thickness of the wall is 10 in. Height of the wall is 10 ft. Length of the wall is 30 ft....Given: Thickness of the wall is 0.22 m. Height of the wall is 5 m. Length of the wall is 8 m....Given: Height of the heater is 2 m. Diameter of the heater is 40 cm. Temperature of hot water is...Given: Length of the pipe is 3 m. Thickness of the pipe is 0.4 cm. Thermal conductivity of the pipe...Given: Thickness of the board is 0.3 cm. The height of the board is 12 cm. The length of the board...Given: Thermal conductivity of the first person (k1) is 0.159 W/m⋅K. Thermal conductivity of the...Given: Thermal conductivity of the steel pipe (k) is 61 W/m⋅K. Heat transfer coefficient inside the...Given: Width of the refrigerator wall (w) is 5 m. Height of the refrigerator wall (L) is 10 m....Given: Thermal conductivity of the fins (k) is 240 W/m⋅K. Heat transfer coefficient (h) is 250...Given: Thermal conductivity of the fins (k) is 230 W/m⋅K. Heat transfer coefficient (h) is 45...Given: Thermal conductivity of the fins (k) is 180 W/m⋅K. Heat transfer coefficient (h) is 60...Given: Thermal conductivity (k) is 12 W/m⋅K. Heat transfer coefficient (h) is 45 W/m2⋅K. Thickness...Biot number: Biot number is referred to as the ratio between conduction resistance inside the object...Given: Diameter of the sphere (D) is 5 cm. Side of the cube (L) is 5 cm. Volume of the rectangular...Given: Diameter of the apples (D) is 9 cm. Initial temperature of the apple (Ti) is 20°C....Given: Mass of the rib (m) is 3.2 kg. Initial temperature (Ti) is 4.5°C. Temperature maintained at...Given: Mass of the rib (m) is 3.2 kg. Initial temperature (Ti) is 4.5°C. Temperature maintained at...Given: Initial uniform temperature (Ti) is 20°C. Depth from the surface (x) is 1 cm. Uniform heat...Given: Initial uniform temperature of the furnace (Ti) is 10°C. Temperature of the area (T∞) is...Calculation: For cubic block: The Biot number corresponding to h=40W/m2⋅°C is,...Calculation: The Biot number for the plane wall is, Bi=hLk=(40W/m2⋅°C)(0.075 m)110W/m2=0.02727 Hence...Given: Mass of the stuffed turkey (m) is 14 lbm. Initial temperature (Ti) is 40°F. Temperature...Incompressible fluid: The fluid whose density is independent of pressure is known as incompressible...Given: The diameter of the section (D) is 10 cm. The length of the section (L) is 12 m. The...Given: The diameter of the section (D) is 10 cm. The length of the section (L) is 12 m. The...Given: The diameter of tube is (D) is 25 mm. The length of tube is (L) is 15 m. The inlet...Given: The value of width of plate is (a) is 1 m. The value of length of plate is (b) is 10 m. The...Given: The diameter (D) of the circular tube is 12 cm. The length (L) of the circular tube is 5 m....Given: The length (L) of the duct is 12 m. The cross section area (Ac) of the duct is 20 cm×20 cm....Given: The inlet temperature of steam (T1∞) is 250°C. The thermal conductivity of the stainless...Given: The temperature (Ts,in) of air is 0 °C. The temperature (Tsurr) of tank located outdoor is 30...Given: The flow rate of mercury (m˙) is 0.6 kg/s. The diameter (D) is 5 cm. The inlet mean...Given: The mass flow rate (m)⋅ is 1500 kg/hr. The diameter (D) of tube is 10 mm. The initial...Given: The Length of pipe (l) is 15 m. The thermal conductivity (k) is 52 W/m⋅K. The inner diameter...Given: The Length of pipe is (l) is 15 m. The thermal conductivity (k) is 386 W/m⋅K. The inner...Convection: It is the mode of heat transfer takes place between the solid materials and the fluids...Given: The length of thin vertical plate (l) is 0.5 m. The heat flux (Q) is 1000 W/m2. The...Given: The height of the side surface of the cubic industrial surface (h) is 3 m. The outer surface...Given: The length of the board (l) is 20 cm. The width of the board (w) is 15 cm. The temperature of...Given: The length of the plate (l) is 1.2 m. The width of plate is (w) is 0.8 m. The temperature of...Given: The temperature (Ts) of the 73°C. The length (L) of the pipe is 100 m. The diameter (D) of...Given: The power (Q˙) of the system is 180 W. The dimensions of the box are 6 in×6 in. The ambient...Given: The diameter of the cylinder (d) is 40 cm. The height of the cylinder (l) is 110 cm. The...Given: The outer diameter of the spherical tank (do) is 30.0 cm. The surface temperature of vessel...Given: The inner diameter of tank (di) is 5 cm. The outer diameter of tank (do) is 7 cm. The solar...Electromagnetic wave: Electromagnetic waves are referred to quickly moving fields that are produced...Given: The diameter of cone base is D. The height of cone is L. The diameter of cylindrical surface...Given: The diameter of disks (D) is 3 ft. The distance between two disks (L) is 2 ft. The emissivity...Given: The diameter of cylinders (D) is 20 cm. The distance between cylinders (s) is 30 cm. The...Given: The length of edge (w) is 1.6 m. The width of horizontal surface (L1) is 0.8 m. The width of...Given: The diameter of the circular grill (di) is 0.3 m. The initial temperature (T1) is 950 K. The...Given: The side of the cubic furnace (S) is 10 ft. The emissivity of the base surface (ε) is 0.7....Given: The diameter (D) of the surface is 1.5 cm. The space (s) between the surfaces is 3.0 cm....Given: The diameter (Da) of the surface is 20 cm. The space (L) between the surfaces is 10 cm. The...Given: The diameter (Da) of the surface is 20 cm. The space (L) between the surfaces is 40 cm. The...Given: The length (H) of the glass is 2 m. The diameter (D) of the glass is 5 m. The length (L) of...Given: The diameter of first sphere (D1) is 15 cm. The diameter of second sphere (D2) is 25 cm. The...Given: The temperature of top surface is (T1) is 700 K. The temperature of base surface is (T2) is...Given: The diameter of cylindrical furnace (D) is 1.2 m. The height of cylindrical furnace (h) is...According to the flow type, the heat exchangers are classified into three types given as follows:...Given: The heat capacity for hot fluid (C) is 4440 W/K. The inlet temperature for hot fluid (Thi) is...Given: The density of ethylene glycol (ρ) is 1109 kg/m3. The specific heat of ethylene glycol (cp)...Given: The temperature of glycerin inlet (Tcin) is 65°F. The temperature of glycerin out (Tcout) is...Given: The specific heat (cph) of the oil is 0.525 Btu/lbm.°F. The inlet temperature (th in) of oil...Given: The number of shell passes is 2. The number (n) of tube passes is 8. The specific heat (cpc)...Given: The number of shells is 1. The number of passes is 8. The mass flow rate of water is 50000...Given: The temperature (Th,in) of glycol is 110°C. The initial temperature (Tc,in) to heat oil is...Given: The mass flow rate of hot steam (mh) is 47 kg/s. The mass flow rate of water (mc) is 66 kg/s....Given: The specific heat of hydrocarbon stream (cp) is 2.0 kJ/kg⋅K. The number of tube (n) is 160....Given: The overall heat transfer coefficient (U) is 1400W/K. The specific heat of hot water (cp) is...Given: The mass flow rate of steam (m) is 2700kg/h. The specific heat of steam (c) is 2.0kJ/kg⋅K....Given: The surface area (As) of the heat exchanger is 9 m2. The mass flow rate (m˙) is 10 kg/s. The...
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Fundamentals Of Thermal-fluid Sciences
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6th Edition
ISBN: 9781260716979
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