3 – m high and 5 – m wide wall consists of 16 – cm by 22 – cm cross section horizontal bricks (k = 0.72 W/m – K) separated by 3 – cm thick plaster layers (k = 0.22 W/m – K). There are also 2 – cm thick plaster layers on each side of the brick and a 3 – cm thick rigid foam (

Q: 1) Hot water at an average temperature of 60°C is flowing through a 10-m section of a cast iron pipe…

A: Temperataure of water inside the pipe, T1=60 °C,Length of the pipe, L=10 m,Thermal conductivity of…

Q: A composite walls are constructed from an inner brick wall with thick L1= 25 cm and k1= 0.4 W/m K, a…

A:

Q: Find: a. Heat transfer per unit area b. Temperature at the right most part of material E c. Overall…

A:

Q: 4- A furnace wall consists of three layers of blocks. The inner layer is of 10 cm thickness made of…

A: The above question is related to the concept of heat transfer. Heat is nothing but the energy…

Q: 25-mm-thick sheathing with A dormitory at a large university, built 50 years ago, has exterior walls…

A:

Q: A furnace wall in the pharmaceutical industry is constructed from 220 mm of heat resistan clay…

A:

Q: A 4-m high and 6-m-wide wall consists of long 15-cm x 20 cm cross section horizontal bricks (k of…

A: Solution: Given Data: h=4 mw=6 mA=15 cm X 20 cmkb=0.69 W/m-Ktp=2 cmkp=0.2 W/m-Ktf=3 cmkf=0.025…

Q: 5 A double glazed window of 1.5 m² surface consists of two layers of glass (k = 0.78 W m-¹ K-¹) each…

A:

Q: A rectangular fin with k=43 W/m.C, thickness t=2 cm, length L=14 cm and width W=1 m. The base of the…

A:

Q: A house has a composite wall of wood, fiberglass insulation and plaster board. On a cold winter day,…

A:

Q: A house in Scotland has a back (kitchen) door that is 1 m wide and 2 m high. The lower half of the…

A: (1) To find: The rate of heat loss. Given: The width of the door is w=1 m. The height of the door is…

Q: Problem (4): solve of the following problem. A circular cross-section area metallic bar (k=85…

A: Write the given data: D=0.025 mL=0.1 mw=0.1 mTb=100°CT∞=20°Ch=25 W/m2°Ck=85 W/m °C

Q: A small storage room has the dimensions of 20 m X 20m X 3m high. The walls of the storage consist of…

A:

Q: AN PIPE LOCATED WHERE THE AMBIENT TEMPERATURE IS 32 DEG C, HAS AN INSIDE DIAMETER OF 50 mm WITH 10…

A: Given:r1=25 mmr2=35 mmr3=62.5 mmhi=6000 W/m2.Kho=12 W/m2.KKi=45 W/m.Kk2=0.12 W/m.KTi=150 CTo=32 C

Q: Ground cherry seeds need to be planted at a depth of 1-cm below the surface and will only germinate…

A:

Q: A 4-m-high and 6-m-wide wall consists of a long 18-cm x 30-cm cross section of horizontal bricks (k…

A: Given, The height of the wall, H=4 m The width of the wall, W=6 m Thermal conductivity of brick,…

Q: two 5 cm diameter, 15 cm long aluminum bars (k=176W/m(degrees Celsius)) with ground surfaces are…

A:

Q: The walls of a refrigerator are typically constructed by sand- wiching a layer of insulation between…

A: Given: Inside temperature (T∞,i)=4°COutside temperature…

Q: A cylindrical cold storage facility with an inner diameter of 4m and height of 2m is constructed.…

A:

Q: is applie to oi a plane e right face has an emissivity of 0.95 and is exposed to large surroundings…

A: to given thatHeat fluxq''=160W/m2Emissivity∈=0.95surrounding temp.=25°C=273+25K=298KTemp. of air…

Q: A steel pipe having a 0.05m outer diameter is covered with a 0.042 m thick layer of magnesia (kes…

A: Givend=0.05mt1=0.042mkmg=0.07 W/m.Kt2=0.024mkf=0.048 W/mKT1=370KT3=305 K

Q: A leading manufacturer of household appliances is proposing a self-cleaning oven design that…

A: Given kA =0.15 W/mK kB = 0.08 W/mK Ta = 400 C  Troom = 25 C  Ts = 50 C ho = 25 W/m2K To find Minimum…

Q: 4 A 20 cm thick slab of aluminums (k = 230 W/mK) is placed in contact w ith a 15 cm thick…

A: Given:Thickness of slab=20 cmK=230 W/mK

Q: The exterior wall of a building consists of 120 mm thick face brick (k = 0.9 W/m∙K), 45 mm thick…

A:

Q: A plane wall (0.8 m x 0.6 m) at 10 oC is to be heated by attaching 7-cm-long, 3-mm-diameter pin fins…

A: Given data as per question Dimension of plate =0.8 m x 0.6 m Length of fin = 7 cm Diameter of fin =…

Q: Calculate the thermal conductivity (in W/m-K) of a material having a heat loss of 1028 watts, inside…

A: Given: The heat loss is Q=1028 W. The inside diameter is d1=59.4 cm. The thickness is t=118.4 mm.…

Q: A chamber wall (1m x 2m) has an inside temperature of -4°C. The outside temperature is 22°C. The…

A: Given:Area of the wall, A=1m*2m=2 m2Inside temperature, Ti=-4oCOutside temperature, To=22oCThickness…

Q: T. = 310 K The thickness of a wall is 0.07 m. right side of the wall air and T sur = 300 K exposed…

A: given data; ⇒thickness of wall (x)=0.07m⇒external surface temperature of wall right side…

Q: QUESTION 2 A thick wood Wall[a=0.82x10"m/s, k=0.15 W/(mK)] is initially at a uniform temperature of…

A:

Q: Wall of a building consists of two layers of brick (each 12 cm. thick with k=1.2 W/m K), an…

A:

Q: For a composite Wall ABC, which is composed of 10 cm Wall A (k=0.40Wlm?.C), 2cm, Wall B (k=0.03W/ m²…

A:

Q: A 10-in-thick, 40-ft-long, and 20-ft-high wall is to be constructed using 9-in-long solid bricks (k…

A:

Q: A 4-m-high and 6-m-wide wall consists of a long 18-cm x 30-cm cross section of horizontal bricks (k=…

A:

Q: The wall of a cold storage is made of 16 cm thick brick, the outer part, then 10 cm thick plastic…

A:

Q: Consider 469 mm × 447 mm window in an aircraft. For a temperature difference of 98°C from the inner…

A:

Q: There is a 1.20-cm-thick stagnant air pocket. A) What thickness of cork would have the same…

A: Given data, (1) Stagnate air pocket t1 = 1.2 cm  K1 = 0.023 W/m.k Cork K2 = 0.046 W/m.k t2 =…

Q: نقطتان )2( A composite walls are constructed from an inner brick wall with thick L1= 25 cm and k1=…

A: Given Data The thickness of the brick is: L1=25 cm=0.25 m The thermal conductivity of the brick is:…

Q: A 4-m high and 6-m-wide wall consists of long 15-cm x 20 cm cross section horizontal bricks (k of…

A: To Find: The heat transfer rate through the wall.

Q: The wall of a rectangular chemical tank consists of two layers- inner layer with 15 cm of copper (k…

A: Given, Lc = 15 cm kc = 385 W/m k Li = 10 cm ki = 60 W/m k ka = 0.17 W/m k

Q: knowing that: 0,2 m, 2,=25 W/(m =0,1 m, 2g=1 W/(m =0,2 m, 23=0,02 W

A:

Q: Because you forgot to let the pipes drip during a freezing night, a section of an outdoor pipe is…

A:

Q: A Thermopane window consists of two 3-mm-thick pane of glass separated by a stagnant air space of…

A:

Q: Plate glass 5 mm thick at 200Â\deg C is to be cooled from both sides using air at 40Â\deg C. If…

A: Given:The thickness of glass, L = 5 mmThe temperature of glass, T1 = 200 degree CThe air…

Processing of Polymer Matrix Composites

The polymer matrix composite is described as a composite material that contains some polymer in the form of either fibers or powder. Polymer matrix composites are also known in short as PMC's.