A device is used to measure the solar flux incident on it. The environment temperature ?∞=20℃ and H=20 cm, W=10 cm. Solar flux is dissipated as convection and back side of the plate is well insulated. Determine the wrong step

Q: find only the following What is the total heat transfer to/from the building?

A: Given: Area of the roof→Ar=8×12=96 m2 Area of east wall and west wall→Ae=Aw=4×8=32 m2 Area of the…

Q: θ (x,y) = 1. If the temperature distribution in the thermal boundary layer is expressed by the…

A:

Q: A solid circular rode of 40 cm long and 4 cm diameter is subjected to a uniform temperature at the…

A: Given: Length of the rod→L=40 Cm=0.40 m Diameter of the rod→d=4 Cm= 0.04 m Hence cross sectional…

Q: A 9-cm-diameter sphere, whose surface is maintained at a temperature of 110°C, is hanging in the…

A: Given  diameter of the sphere d= 9 cm = 0.09 m  Surface Temperature of Sphere Ts=1100C = 110 +273 =…

Q: the hot combustion gasses of a furnace are separated from the ambient air and its surroundoing which…

A:

Q: Consider a composite wall made up of three separate walls and convective boundary conditions on each…

A: Given data as per question Area = 6 m2 , T∞1 = 450 ̊C T∞2 = 25 ̊C h1 = 40 W/mk  h2 = 200 W/mk  k1 =…

Q: µ [a?v a²v elax2' ay2 1 дР dv +v- Əx dv + gßr(T – Tc) | рду

A:

Q: A spherical metal ball of radius r0 (r initial) is completely heated in a furnace to the temperature…

A:

Q: A Deep-sea Diver is wearing a wetsuit in cold water. (Natural convection, radiative transfer is…

A: as per our company policy we have restricted to answer the only first 3 sub parts of the given…

Q: Choose the false statement?         We can express lumped capacitance relation as the combination of…

A: Fourier law is a measure of heat conducted through an object with respect to heat stored. Therefore…

Q: Q2/ A thermopane window consists of two pieces of glass 7 mm thick that enelose an air space 7 mm…

A: T∞i=20°C, hi=10 Wm2KL=L1=L2=L3=.007 mA=.8×.5=.4 m2Kg=1.4 WmK and Kair=.0245 Wm Kh0=80 Wm2K,T∞0=-10°C…

Q: A 0.1 m diameter long rod at 20 °C is to be heated by a hot fluid of 200 °C. How long does it take…

A: The thermal diffusivity is given by - α=KρC , whereK is conductivity, ρ is density and C is specific…

Q: (a) Consider nodal configuration shown below. (a) Derive the finite-difference equations under…

A:

Q: Q20 For the plane wall shown in the figure (plane wall with heat source, one dimension and 1- The…

A:

Q: X=0 v Boundary condition on inside surface cle one below -k uation Inside +k dx * (27) ₂0 x-inside…

A:

Q: There is a long cylinder inside an oven and we are using lumped capacitance method to find the…

A: Lumped capacitance method - In this method, the thermal system is reduced to a number of discrete…

Q: The surface area of an unclothed person is 1.5m ^2 and thier skin tempature is 33 degree celcius.…

A: The heat exchanger is a device used to transfer heat from one fluid to another fluid. For heat…

Q: µ [a?u a?u] + p əx ' p[ax2 ' ay² ди ди 1 aP ax ду ду?

A: For solution refer below images.

Q: To avoid overheating, natural convection analysis is to be considered. If the minimum allowable heat…

A: Given: width,w=122 cmTs=45°CT∞=32°C

Q: A) Among the nondimensional numbers, in free convection, average Nusselt number depends on   only…

A: (A) Free convection, in free convection the heat transfer takes place due to density difference. now…

Q: (a) Consider nodal configuration shown below. (a) Derive the finite-difference equations under…

A:

Q: In between two fluids at two different temperatures (as shown in the figure) there is a rectangular…

A: Calculate the temperature at wall surface which is exposed to hot fluid by substituting x=0 in the…

Q: Write down the nodal equation for an inside corner node with inside surface exposed to convection as…

A: Given:To find:Write the nodal equation.

Q: air temperature is Too and the walls of the room are very large. The heat-trans coefficient for the…

A: Assume that the solid is a black body Write the expression for heat transfer through radiation…

Q: Considering the following 2nd order differential equation that will be used to model a plane wall…

A: It is asked to analyze the role of FEA to solve differential equations in complex geometries

Q: the midpoint temperature of the rod?

A:

Q: 3. A solid body is at an initial temperature of 50C and at time=zero the boundary condition is…

A: Given : α=10-4m2s ∆x=∆y=10 cm T1 = 66 C T2 = 42 C To find: Temperature distribution

Q: A food product with 80% moisture content in a 7 cm diameter can wants to be frozen. product density…

A: Write the expression for the freezing time using the Plank’s equation denoting the variables.

Q: ди dv =D0 ду ax

A: For solution refer below images.

Q: Three of the following statements are true, but one is false. Indicate which one is false. O…

A: 1) True  Insulation upto critical  radius increase the heat transfer and after critical radius heat…

Q: A 5 mm copper rod of conductivity 398 W/(mK) and length 20 cm is exposed to air. The air temperature…

A: Given: Diameter of copper rod→D=5 mm=0.005 m Conductivity of copper rod→k=398 W/mK Length of the…

Q: A plane wall of thermal conductivity (k=2.4 W/m². "C) has its side temperature of 100 "C and 40 °C,…

A:

Q: To avoid overheating, natural convection analysis is to be considered. If the minimum allowable heat…

A: Write the given data in the problem. Ts=45°CTa=32°C Q=30 W Here, Ts is the surface temperature, Ta…

Q: A long cylinder of radius, ro = 2.8cm, thermal conductivity k = 225 S mk thermal diffusivity 1.10 kJ…

A: Step 1: Step 2: please give helpful rating Thank you Step 3: Step 4:

Q: A hot water pipe is 100 mm in diameter and 80 m long. This pipe is insulated in two layers. First…

A: Given:Pipe diameter, d=100 mm=0.1 mLength of the pipe, L=80 mThickness of first layer of insulation,…

Q: A solid circular rode of 40 cm long and 4 cm diameter is subjected to uniform temperature at the…

A: GivenL=40cmd=4cmT1=100oCh=10W/m2 CoT2=30oCK=60W/m  Co