Air is forced to flow over 15 m long flat plate as shown in the following figure with velocity of 9.9 m/s. What is the local forced convection heat transfer coefficient (in W/m2.K) at X= 3.9 m? (For air use, k= 0.03 W/m.K, Pr= 0.7, v= 1.8 x 10-5 m²/s). Air V X L= 15 m Isothermal surface

Air is forced to flow over 15 m long flat plate as shown in the following figure with velocity of 9.9 m/s. What is the local forced convection heat transfer coefficient (in W/m2.K) at X= 3.9 m? (For air use, k= 0.03 W/m.K, Pr= 0.7, v= 1.8 x 10-5 m²/s). Air V X L= 15 m Isothermal surface

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)

8th Edition

ISBN:9781305387102

Author:Kreith, Frank; Manglik, Raj M.

Publisher:Kreith, Frank; Manglik, Raj M.

Chapter5: Analysis Of Convection Heat Transfer

Section: Chapter Questions

Problem 5.54P

See similar textbooks

Related questions

Q: Consider a point in a structural member that is subjected to plane stress. Normal and shear stress…

A: In this issue, we will compute the major stresses in the x and y directions for the given stress…

Q: 5. Steel What is the longest length of 14 inch: of 4.2 kips without stretching more than 0.20…

A: Given data Tensile load = 4.2 kips Change in length = 0.20 in Diameter of steel barstock = 1/4 in…

Q: According to the truss shown in figure, answer the following questions:

A: Given: Find: 17. The force in member BC

Q: Consider an insulated turbine with air entering at 50 deg Celsius and exits at -30 deg Celsius, 100…

Q: Consider an insulated container containing 1.62-kg ice at -17°c. Inside the container, there is a…

A: To find: The time required. Given: The mass of the ice is m=1.62 kg. The initial temperature of ice…

Q: Q1/ Number the links on two of the mechanisms shown in Figures (1 & 2 & 3 & 4 & 5) then, calculate…

Q: part (a) as well, regarding briefly describing the motion of the object.

A: Given: A velocity-time curve To find: Brief description of the motion of the object

Q: In the figure below, both the ceiling and the ruler accelerate together at 1.6 m/s² in the +y…

A: Given: The acceleration of the ceiling and the ruler, a = 1.6 m/s2 The weight of the pan, w = 5 N…

Q: The system in Fig 2 pumps water from a lower reservoir to a higher reservoir. The pipe diameter is…

A: Given:Pipe diameter, d=0.255 mTotal length of the pipe, L=L1+L2+L3+L4=3.5+4+5+0.4=12.9 mImpeller…

Q: Which analysis/analyses is/are required to make energy conversion or energy conveying system more…

A: Which analysis/analyses is/are required to make energy conversion or energy conveying system more…

Q: Describe the experimental procedure for beam bending in detailed steps for simply supported beam and…

A: Simply Supported Beam: Assemble the equipment including a beam, a load, and a means to measure…

Q: A block of Styrofoam is held underwater in the ocean by a cable as shown. The density of Styrofoam…

Q: b U Fixed plate

A: Given that: U = 3 m/s b = 2.2 cm The Navier-Stokes equations incorporate viscosity and pressure…

Q: Calculate the coefficient of performance of this refrigeration cycle. If the cycle is absorbing 1130…

A: Since you posted a question with multiple sub parts, we will provide the solution only to the first…

Q: The figure below provides steady-state data for a throttling valve in series with a heat exchanger.…

A: Given: Entering pressure to the throttle vale: →P1=9 bar At this pressure from the R134a table: The…

Q: Determine the oscillation amplitude and frequency of the mass in the figure below for t₁ st st₂.…

A: Given: Mass→m=0.5 Kg The spring constant→k=50 N/m Damping coefficient→C=1 N.s/m From the figure, the…

Q: Problem 2. If the link CD has an angular velocity of 6 rad's in the direction shown, determine the…

A: Solution: Given Data: *The angular velocity of the link CD is: ωCD=6 rad/s To Find: The angular…

Q: Which of the following is/are a necessary part of a liquefaction process? a.all of these b.an…

A: Below is the description of the liquifaction process and its parts.

Q: The velocity of a fluid for (x, y, z) is given by v = (ax + by, cx + dy, 0) a. Find the conditions…

A: GivenV=ax+by, cx+dy, 0 i- incompressible flow ii- irrotational flow

Q: 1. In lecture I focused on a horizontal mass-spring system so we could ignore gravity, but in…

A: Given: To find: Equation for the mass Equation for y' Force when y'=0 Total energy y and y'…

Q: Questions 5, 6 and 7 For the figure shown answer the following: 5. The moment of inertia of the half…

Q: Oil enters a counterflow heat exchanger at 525 K with a mass flow rate of 10 kg/s and exits at 350…

Q: 41. Compute for the total irreversibility, i for the compressor. m. -14.91 kJ/kg n. 14.91 kJ/kg o.…

Q: Question: A rope with two mass-less platforms at its two ends passes over a fixed pulley, as shown…

A: A rope with two mass-less platforms at its two ends passes over a fixed pulley It has a disc with a…

Q: Mark true false 1.Changing the expansion device from a turbine to a throttle increases the COP

Q: Questions 13, 14 and 15 A plate in the shape of a parallelogram is acted upon by two couples.…

Q: Consider a 0.6-m-high and 1.2-m-wide double-pane window consisting of two 3-mm-thick layers of glass…

Q: The cross section of a bar made of cartridge brass is a hexagon. Find dimension a if the allowable…

A: In this problem, we will calculate the dimension of the hexagon when the load is applied to the…

Q: Q4/A volute centrifugal pump with an impeller diameter of 0.02 m has the following performance data…

Q: As shown in the figure, Refrigerant 22 enters the compressor of an air conditioning unit operating…

A: Given that: The refrigerant R22 enters the compressor at: P1 = 80 lbf/in2 and T1 = 40oF. It exits…

Q: The 175-lb man with center of gravity G supports the 88-lb drum as shown. Find the greatest distance…

Q: The container shown below contains water (p=1000 kg/m³). What is the force on the wall in the figure…

A: Givenρ=1000 kg/m3h=124mm=0.124mw=7.5cm=0.075 mL=100mm=0.100mθ=20o

Q: Determine the forces in members BE and CE of the loaded truss. The forces are positive if in…

Q: (a) Deduce clausius inequality and interpret it.

A: “Since you have posted multiple questions with multiple sub parts,we will provide the solution only…

Q: If r = (x, y, z), prove that V - (²-) = - = /1

A: Given: ⇒r→=x,y,z⇒r→=x→+y→+z→ So the magnitude of the vector: ⇒r=x2+y2+z2 Hence:…

Q: Write the energy balance for the described control volume

A: Write the energy balance for the described control volume. Control volume contain: whole system…

Q: Two interconnected pipes A and B with 300 mm and 200 mm diameter, respectively, carries a flow of…

Q: A solid 20-mm-diameter shaft is subjected to an axial load P. The shaft is made of aluminum [E = 70…

A: Given: Shaft diameter is 20 mm E= 70 GPa and v = 0.33 Required: strain and axial force

Q: For the case outlined in a) above, the heat-transfer rate, Q, between the two fluids is given by Q…

A: As per the guidelines, we are subjected to solve only 3 sub parts at a time. This question is based…

Q: An auto A is moving at 20 fps and accelerating at 5???2 to overtake an auto B which is 384 ft ahead.…

A: Speed of auto A VA= 20 fts Acceleration of A aA = 5 fts Auto B adead of auto A by distance = 384 ft…

Q: The 107-lb force P is applied to the 220-lb crate, which is stationary before the force is applied.…

Q: b) Two surfaces make up an enclosure where surface 1 is flat and has area A₁, temperature T₁ and…

A: The given information in the problem is shown in the following attached image:

Q: A load Q is applied to the pulley C, which can roll on the cable ACB. The pulley is held in the…

A: In this problem, we will calculate the tension in cable ABC and the magnitude of load Q, for that…

Q: Define a Newtonian Fluid, and with the aid of a sketch, explain the no-slip boundary condition and…

A: The different phenomenon are explained below with proper diagrams.

Q: A test car starts from rest on a horizontal circular track of 95-m radius and increases its speed at…

A: Given: Radius of the circular track, r=95m The test car is started from rest, v0=0 at,…

Q: Can you show this by applying d'alembert's principle to a free body diagram?

A: D alembert's principle states that sum of the difference of the all external forces acting on a body…

Q: Calculate the magnitude of the force acting on the pin at D. Pin C is fixed in DE and bears against…

Q: y₁ X 13 -الا L a) What is the total force due to the weight of the beam and where does it act? b)…

Q: compressive heating occurs within the combustion process in SI engines due to: a) Increasing the…

A: We need to define compression heating.

Q: Two surfaces make up an enclosure where surface 1 is flat and has area A₁, temperature T₁ and…

A: Givenfor surface 1flatArea =A1Temperature =T1emmisivity =ε1For surface 2blackTemperature =T2Prove…

Question

100%

Air is forced to flow over 15 m long flat plate as shown in the following figure with velocity of 9.9
m/s. What is the local forced convection heat transfer coefficient (in W/m2.K) at X= 3.9 m? (For air
use, k= 0.03 W/m.K, Pr= 0.7, v= 1.8 x 10-5 m²/s).
Air
V
X
L= 15 m
Isothermal surface

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.

Similar questions

Topic: Heat transfer Completely solve and box the final answer. 1. A 20degC water flows to 50cmx60cm flat plate with velocity of 5.2m/s . The flat plate surface temperature is maintained at 40deg C. The air flows parallel to the 50cm side of the plate. If the kinematic viscosity of water is 78x10-8 m2/s, at what length the flow become turbulent?
Topic: Heat transfer Completely solve and box the final answer. A 20degC water flows to 50cmx60cm flat plate with velocity of 6m/s . The flat plate surface temperature is maintained at 40deg C. The air flows parallel to the 50cm side of the plate. If the kinematic viscosity of water is 78x10-8 m2/s, at what length the flow become turbulent? If the average laminar heat transfer coefficient of water is 7740W/m2 degC, what is the overall heat transfer at the laminar section?
Introduction to heat convection Solved problems HW-10- 1- Determine the velocity distribution in the velocity boundary layer assuming second degree polynomial: u =C, +C,y+C3y? Answer: The boundary conditions are: du .. u = 0 at y = 0 ; u = u, ; at y = 6 ; = 0 at y = 8 dy и y y This gives: 2.
HEAT TRANSFER From the heat transfer property table of water, the properties at 20 0C are as follows: Density = 997.36 kg/m3 Kinematic viscosity = 1.026 × 10-6 m2/s Prandtl number = 7.17 (i) Thickness of hydrodynamic boundary layer = 9.24 mm (ii) Thickness of thermal boundary layer = 4.79 mm (iii)Local friction coefficient = 0.001228 Average friction coefficient = 0.002456 ANSWER QUESTION (iv) ,(vi) and B
Topic: Heat transfer Completely solve and box the final answer. A 20degC water flows to 50cmx60cm flat plate with velocity of 6m/s . The flat plate surface temperature is maintained at 40deg C. The water flows parallel to the 50cm side of the plate. If the kinematic viscosity of water is 78x10-8 m2/s, What is the local heat flux (Q/A) at the end of the plate (k=0.72 W/m deg C, Re=3840000, and Pr=0.7)?
Air at 10 m/s is flowing over a cylinder of D=(1) cm and L = 1 m. Air has thermalconductivity 0.027 W/mK, kinematic viscosity 1.9*10-5 m2/s, and Prandtl number 0.72.Find the Nusselt number uses charts/table also if needed
Water (T= 10 C, , k=0.644 W/m.C, u = 5.54× 10^-7 m2/s, Pr=3.55), flow over plate 1m x 1m , with velocity 2 m/s. the plate surfące temperature is 90 C. Give the answer for the following |-the flow tyPe 2-total het transfer 3-theavargeheat transfer cafficient 4- Nu ?
Air at 305 K flows at 4 m/s over a flat plate at 350 K. The air properties are as follows: density =1.1 kg/m3, viscosity =18.1×10−6 Pa.s, specific heat capacity =1005 J/kgK, and thermal conductivity =0.024 W/mK. The velocity and temperature profiles are assumed to be linear, giving the local Nusselt number to be Nux = 0.289 Rex1/ 2Pr1/3. The flow will become turbulent at a Reynolds number of 5×105. Assume the width of the plate perpendicular to the air flow is 1 m. At what distance from the leading edge does the flow become turbulent? ________m What is the heat transfer at the point of transition? ___________W What is the total heat transfer along the length of the plate where the flow is laminar? __________W
A 20degC water flows to 50cmx60cm flat plate with velocity of 6m/s . The flat plate surface temperature is maintained at 40deg C. The water flows parallel to the 50cm side of the plate. If the kinematic viscosity of water is 78x10-8 m2/s, What is the local heat flux (Q/A) at the end of the plate (k=0.86 W/m deg C, Re=3840000, and Pr=0.7)? Round your answer to 2 decimal places.
Consider a flat plate subjected to parallel flow (top and bottom) characterized by u∞ = 40 m/s, T∞ = 20 °C, and drag force, FD = 0.075 N. Determine the average convection heat transfer coefficient, and convective heat transfer rate associated with an L = 0.2 m long, w = 0.2 m wide flat plate when the surface temperature is Ts = 120 °C. Air (P = 1 atm, Tf = 70°C): Pr = 0.704, k = 28.0 × 10-3 W/m⋅K, cp = 1009 J/kg⋅K, ν = 1.82 × 10-5 m2/s, ρ = 1.085 kg/m3
Oil at 350 K is flowing over a flat plate maintained at 425 K. Tha plate is 0.75 m long and 200 mm wide. The velocity of flow is 0.25 m/s. The properties are evaluated at the mean temperature of 350 deg C. Properties of the oil are v = 50 x 10^-6 m^2/s, k = 0.14 W/m-K, Pr = 600, p = 853 kg/m^3. The Nusselt number is most nearly:
Air at 10 m/s is flowing over a cylinder of D=(15) cm and L = 1 m. Air has thermalconductivity 0.027 W/mK, kinematic viscosity 1.9*10-5 m2/s, and Prandtl number 0.72.Find the Nusselt number