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1. Calculate the degree of polymerization of a polyvinyl acetate polymer (mer formula C4H6O2) with amolecular weight of 28,000 amu.
2. Calculate the molecular weight of a polyvinyl chloride molecule with a degree of polymerization of400.
3. Calculate the composite modulus for polyester that is reinforced with 15% polymer fiber.
4. Calculate the (a) molecular weight, (b) coiled molecular weight and (c) extended molecular length fora polypropylene polymer (C3H6) with a degree of polymerization of 650.
5. Calculate the thermal conductivity of a composite material with 15% SiC (k = 120 W/m-K) in a Acrylic(k = 0.20 W/m-K) matrix.
1 for a separations process it is necessary to determine the vle compositions of a mixture of ethyl bromide and
Weld analysis, Two steel plates are joined with a butt weld using a weld throat h of 3/8 in. and the length of weld 1 of 4in.
A ski lift has a one-way length of 1 km and a vertical rise of 200 m. The chairs are spaced 20 m apart, and each chair can seat three people. The lift is operating at a steady speed of 10 km/h
Briefly describe the meaning of the term mechatronics both in terms of the 'systems approach' and the technology involved.
Find the diameter of the connecting rod at its thinnest part, if the permissible tensile stress is 35 N/mm2.
Determine the gravity force W that can be sustained by the force F acting on the piston of the Figure. 2. Neglecting the mass of the container find the force F tending to lift the circulartop AB. 3. For isothermal air at O °C, determine the pressure ..
a rigid 2-ft3 vessel contains water originally at 150of and 5.07 percent quality. the water is then heated until its
What type(s) of bonding would be expected for each of the following materials? Diamond, Zirconium Oxide, Argon Gas, Rubber, Bronze (a mixture of copper and tin)
A ball is thrown from the roof of a 22.0 m tall building w ith an initial velocity of magnitude 12.0 m/s and directed at an ang le of 53.1°above the horizontal. What is the speed of the ball just before it strikes the ground? (Neglect air resistan..
honda civic 2012 model has an epa rating of 28 mpg city and 39 mpg highway. what is the thermal efficiency of honda
A fixed mass of air is at a temperature of 100 degrees Celsius and a pressure of 500 kPa. Determine the specific volume.
Midrange and amplitude components, A shaft is subjected to a completely reversed bending stress such that Xmax=40kpsi and Xmin=-40kpsi
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