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1.How much the magnitude of modulus of elasticity E of Pyroceram (Glass-ceramic, E0=120 Gpa) decreases with volume fraction porosity P = .1,.2,03,.4,.5,.6,.7,.8,.9?(show the drawing of it ?
2.The modulus of elasticity for boron carbide (B4C) having 5 vol% poroosity is 290GPa compute the modulus of elasticity for the nonporous material.
3.A three point bending test is performed on a glss specimen having a rectangular cross section of hight d =6 mm and width b = 12 mm the distance between support points is 45mm.
compute the flexural strerangth if the load is fracture is 290N
Calculate the depreciation using straight-line, double-declining-balance (DBB), and MACRS (current IRS regulation) methods; and tabulate the depreciation schedule.
You have been assigned to design a heat exchanger to cool a gaseous process stream in a chemical plant. The stream flow at 20 kg/s and enters at 431 oK, It has a heat capacity of 3.45 J/g-oC , and needs to be cooled to 402 oK.
Consider a house into which radon is emitted through cracks in the basement. The total volume of the house is 650 m3 (assume that the volume is well mixed throughout).
The forces F1, F2, and F3, all of which act on point A of the bracket, arespecified in three different ways. Determine the x and y scalar components of each of the three forces.
Devise an absolute temperature scale where the boiling point of water at 1 atmosphere (101 kPa) pressure = 100 degrees in your scale. What is the ice point of water in your scale
Determine rqd impeller diameter, Qactual, h_p-actual, E, BHP required for...., NPSH_R, max elevation at which the pump can be installed.
Create a depreciation schedule showing annual depreciation amounts and end-of-year book values for a $26,000 asset with a 5 year service life, using the MACRS depreciation method.
A tiler is removing broken tiles from the roof of a house, and throws a tile with a velocity of 8 m/s at an angle of 20 degrees above horizontal. At the point of release the tile is 5.2 m above the ground surface.
Person spining has his arms outward. The moment of inertia is 52kg*m^2 and ang. speed 3.80 revolutions/ second. if the persons arms are down. moment of inertia goes to 35kg*m^2. find the new angular speed
Water, at volume flow rate Q=20 L/s, is delivered by horizontal fire hose and nozzle assembly. The hose (L = 100m, D = 75 mm, and e/D = .004) is made up of five 20 m sections joined by couplings
A drunk driver in a 2200kg car plows into a 2100kg parked car with its brake set. Police measurements show that the two cars skid together a distance of 28m before stopping.
The composite shaft is made of a steel sleeve, which is bonded to a brass core. The outer diameters of the two parts are d1 = 40 mm for the brass core and d2 = 50 mm for the steel sleeve.
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