constant temperatures of 60°C and 190°C, respectively. Determine the water convection heat transfer coefficient and the water temperature gradient at the upper plate surface.
Q: NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to…
A: To Find:The theoretical maximum refrigeration load.Given:The refrigerant is the temperature in space…
Q: the flow illustrated in the figure below, the speed at point A is equal to 20 m/s. Neglecting energy…
A: For the solution refer below images.
Q: A gate (shown in blue with a fixed angle of 135°) in a water tank has a frictionless hinge (a linear…
A:
Q: (Make a MatLab code) Using for loop, write a script that will generate the all following…
A: Given:To find:Create a Matlab code.
Q: Bar ADB is supported by a cable and a pin and is subjected to a distributed load and a couple…
A:
Q: calculate the mean free path
A: Write the general expression for mean free path.R is nitrogen gas constant.d is the diameter of…
Q: what does not affect the readings in the manometer? A. Gravity B. Temperature C. Altitude…
A: The parameter that does not affect the reading in the manometer isAnswer: A. Gravity
Q: torque T of 100 N-m is applied to a wheel D having a mass of 50 kg. a diame- ter of 600 mm, and a…
A: The torque applied is .The mass ofwheel is .The diameter of wheel is .The radius of gyration is .The…
Q: A flat circular surface is submerged in water so that its flat surface is perpendicular to the free…
A: A flat circular surface is submerged in water so that its flat surface is perpendicular to the free…
Q: The mass flow rate of a calorically perfect gas (Cp = constant) through a Convergent-Divergent…
A: In order to determine the mass flow rate through a converging diverging nozzle, we must first take…
Q: f 800 MPa, and a tensile this specimen experienc long? Why or why no
A:
Q: DRAW AN AUXILIARY VIEW THAT SHOWS THE TRUE SHAPE OF THE ANGLED CUT KEYWAY, ALONG WITH A TOP VIEW.
A: Given DataThe front and the top view of the object are provided in the question in third angle…
Q: Determine the net work.
A: Given data, an air standard Otto cycleThe compression ratio r =7 The beginning of the compression…
Q: In a liquid of density p, a circular plate of diameter d, tangent to the surface of the liquid, is…
A:
Q: 3. (Make a MatLab code) You have invested money in a bank account that compounds annually. The…
A: Given:To find:Create a Matlab code.
Q: Required information A piston-cylinder device contains 0.66 kg of steam at 300°C and 0.5 MPa. Steam…
A: Given Data Mass of the steam, m=0.66KgAt state 1P1=0.5MPaT1=300°C Steam is superheated At constant…
Q: Locate the centroid of the shaded area and then determine its moments of inertia about its…
A: Let's first split the given figure into basic shapes. There are 4 basic shapes that comprise the…
Q: Show that for small angle ß, the shear strain is Y₁ =bß/(b-a).
A: Calculate the arc length BB'
Q: Problem 16.110 Figure 0.6 m 0.3 m B -0.6 m DE aCD WCD ▼ Part A QAB= Submit Determine the angular…
A:
Q: Consider a highly automated processing plant having an output rate of 1.0 kg/s of product and…
A: Highly automated processing plant capacity
Q: 2. Determine the equilibrium temperature distribution (r, 0) inside a uniform sphere of radius R,…
A:
Q: Problem 2 – Control volume compressor analysis An adiabatic compressor used in a refrigeration…
A: To answer these questions, we'll use the properties of R-134a from a refrigerant table (you can find…
Q: H₂O P = 600 kPa Q
A: To determine the value of heat, Q, volume of liquid water volume of water vapor the constant…
Q: For the simply supported beam shown below: fulf 15⁰ 150k 30% I C B + -zelf The vertical reaction in…
A: Here the equilibrium conditions are applied by drawing free body diagram.
Q: Plz see attached pic Need Force for Member AC Member BC
A:
Q: Figure F4-11 Full Alternative Text F4-12. Determine the components of reaction that the thrust…
A:
Q: Identify a valid reason some people experience nose bleeding at high elevations. A higher…
A: Here the basic property of pressure comes into the role which is that the pressure decreases as we…
Q: The pipe assembly is subjected to the action of a wrench at B and a couple at A. (Figure 1) Simplify…
A: Given:To find:a) Determine the components of the resultant force of the wrench. Enter the x, y, and…
Q: The diameters of the main rotor and tail rotor of a single engine helicopter are 7.51 m and 1.01 m,…
A: Diameter of main rotor, Diameter of tail rotor, Rotational speed of main rotor, Rotational speed of…
Q: negligible. Determine the safety factor against yield using Coulomb-Mohr failure theory
A: Calculate the normal bending stress at A.
Q: Select the right answer for each of the following first three and fill in blanks for the rest two;…
A: To solve this problem, we need to carefully analyze each question and choose the correct answer.…
Q: The two blocks used in a measuring device have negligible weight. The spring is compressed 5 in.…
A: The two blocks used in a measuring device have negligible weight. The spring is compressed 5 in.…
Q: A Lassonde Startup Company aims to expand its pump business into rural areas, where accessing clean…
A:
Q: Three tubes contain water and are open at the top. Determine the water height in the center tube…
A:
Q: P3: The resisting force R of a supersonic plane during flight can be considered as dependent upon…
A: The resisting force is dependent upon length of aircraft,(l), velocity (V), air viscosity (), air…
Q: [Hint: Pressure in the pipe B is more than that in pipe A.] An inverted differential manometer…
A: An inverted differential manometer containing an oil of sp. gr. 0.8 is connected to find the…
Q: please see attached pic need Force for members: BD CD CE
A: A Pratt roof truss is shown. Take P= 9.6 KN.Determine the force in BD, CD, CE member of the Pratt…
Q: 4) In the temperature range from 600°C to 750°C, a steel wire with 100 mm length shows the steady…
A:
Q: a) Estimate the thermal conductivity along a copper film with various thicknesses: d = 400, 100, and…
A:
Q: The truck carries the spool which has a weight of 490 lb and a radius of gyration of kg = 2 ft.…
A:
Q: Q2/ Find the diameter of steel rope required to lifting a machine of 3.25 tones weight safely, if…
A:
Q: Determine the forces acting on the ground and the torque, T12, to maintain static equilibrium for…
A: it is asked to solve the problem both graphically and analytically
Q: A commercial refrigerator with refrigerant-134a as the working fluid is used to keep the…
A:
Q: The bicycle has a velocity = 4 ft/s, and at the same instant the rear wheel has a clockwise angular…
A:
Q: 3.3 A steel wire of length L = 20 cm is subjected to nonuniform heating such that the exten- sional…
A:
Q: In this project, you'll use several robot datasets for estimation and you will implement a Kalman…
A: Let's m= 0.5,k=3.5b=2The position and velocity v represent the state x of the system and the input…
Q: Psychrometry is one of the most important concepts to understand when working with HVAC systems.…
A: Since you have posted a question with multiple sub parts, we will provide the solution only to the…
Q: Describe the concept of a transfer function in the context of system modeling. How is it used to…
A:
Q: P8.8 For the velocity distribution u = −By, v = +Bx, w = 0, evaluate the circulation I about the…
A: For the solution refer below images.
Q: The ideal spring of constant k=2.6kN/m is attached to the fitted at point A and the end fitted at…
A: The moment about the z axis of the spring force is .The spring constant is
Step by step
Solved in 4 steps with 4 images
- The upper surface of a 50-cm-thick solid brass plate (k-109 W/mK) is being cooled by water with temperature of 10°C. The upper and lower surfaces of the solid plate maintained at constant temperatures of 60°C and 190°C, respectively. Determine the water convection heat transfer coefficient and the water temperature gradient at the upper plate surface. Water Ts.1 Ts.2Q2/ A 4-m-internal-diameter spherical tank made of 1.75-cm-thick stainless steel (k 15 W/m °C) is used to store iced water at 0°C. The tank is located in a room whose temperature is 35°C. The walls of the room are also at 35°C. The outer surface of the tank is black, and heat transfer between the outer surface of the tank and the surroundings is by natural convection and radiation. The convection heat transfer coefficients at the inner and the outer surfaces of the tank are 80 W/m2 °C and 10 W/m2· °C, respectively. Determine (a) the rate of heat transfer to the iced water in the tank and (b) the amount of ice at 0°C that melts during a l-h period. The heat of fusion of water at atmospheric pressure is hif 334 kJ/kg.H.W. Q: An aluminum pan whose thermal conductivity is 237 W/m-°C has a flat bottom with diameter 20 cm and thickness 0.4 cm. Heat is transferred steadily to boiling water in the pan through its bottom at a rate of 800 W. If the inner surface of the bottom of the pan is at 105°C, determine the temperature of the outer surface of the bottom of the pan. 105°C 0.4 cm Answer: T= 105.43 °C 800 W 7
- Convection 2. For a boiling process such as shown in Figure below, the ambient temperature Tin Newton's law of cooling is replaced by the saturation temperature of the fluid Tsat. Consider a situation where the heat flux from the hot plate is q=20 x 105 W/m². If the fluid is water at atmospheric pressure and the convection heat transfer coefficient is hw=20 x 103 W/m2 K, determine the upper surface temperature of the plate, Ts, w. In an effort to minimize the surface temperature, a technician proposes replacing the water with a dielectric fluid whose saturation temperature is Teat, d=52 °C. If the heat transfer coefficient associated with the dielectric fluid is h = 3 x 103 W/m2 K, will the technician's plan work?Q2/ A 3-m internal diameter spherical tank made of 2-cm-thick stataless steel (k= 15 W/m 0°C. The tank is located in a room whose %3D C) is used to store iced water at Te temperature is T-22°C. The walls of the room are also at 22°C. The outer surface of the tank is black and heat transfer between the outer surface of the tank and the surroundings is by natural convection and radiation. The convection heat transfer coefficients at the inner and the outer surfaces of the tank are h-80 W/m2 C and h 10 W/m2 C, respectively. Determine (a) the rate of heat transfer to the iced water in the tank and (b) the amount of ice at 0°C that melts during a 24-h period.1. A 1000-W iron is left on the iron board with its base exposed to the air at 20°C. The convection heat transfer coefficient between the base surface and the surrounding air is 35 W/m². °C. If the base has an emissivity of 0.6 and a surface area of 0.02 m², determine the temperature of the base of the iron. 2. The inner and outer surfaces of a 5-m x 6-m brick wall of thickness 30 cm and thermal conductivity 0.69 W/m °C are maintained at temperatures of 20°C and 5°C, respectively. Determine the rate of heat transfer through the wall, in W.
- 700 W/m3 electrical heat is generated in a large plane wall whose one side is insulated while the other side is subjected to convection. The thermal conductivity of the wall is (k W/m.K) and the convection heat transfer coefficient is (h = 17 W/m?K). Determine the location and the value for the maximum temperature and the minimum temperature in the plate for steady one-dimensional heat transfer. Assume T. = 25°C. A=1 m?; L= 25 cm). = 201. The upper surface of a 50-cm-thick solid brass plate (k=109 W/m·K) is being cooled by water with temperature of 10°C. The upper and lower surfaces of the solid plate maintained at constant temperatures of 60°C and 190°C, respectively. Determine the water convection heat transfer coefficient and the water temperature gradient at the upper plate surface. Water 1111 Ts,2The temperature on the two surfaces of a 25mm thick steel plate (k=48w/m°c)
- Air enters a 7-cm-diameter and 5-m-long tube at 65°C and leaves at 15°C. The tube is observed to be nearly isothermal at 5°C. If the average convection heat transfer coefficient is 20 W/m2.°C, determine the rate of heat transfer from the air. (Solve using EES, and round the answer to 2 decimal places.) The rate of heat transfer from the air is 491 W.When a rectangle steel block 0.45 m by 0.65 m by 0.7m is initially at 450C. It is suddenly immersed in an environment at 101C. Determine the temperature at the center of the block after 1.5 hour. The properties are; surface convection coefficient is 43 W/m 2 .K, k= 36 W/m.K and α=0.0399 m 2 /h.During a picnic on a hot summer day, the only available drinks were those at the ambient temperature of 90°F. In an effort to cool a 12-fluid-oz drink in a can, which is 5 in high and has a diameter of 2.5 in, a person grabs the can and starts shaking it in the iced water of the chest at 32°F. The temperature of the drink can be assumed to be uniform at all times, and the heat transfer coefficient between the iced water and the aluminum can is 30 Btu/h·ft2·°F. Using the properties of water for the drink, estimate how long it will take for the canned drink to cool to 40°F.