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draw the top view repetitive unit cell ruc for 512 weave counting along the x-directionnext redefine the weave
1 repeat given exercise for 521 weaving patternexercisedraw the top view repetitive unit cell ruc for 512 weave
find the values of shift ns in weaves defines by 6ns1 8ns1 and 9ns1 that feature the same property as 421 in given
a cantilever beam with an interior exposure condition is subjected to a concentrated end force vunbsp 288 times
design a non slender circular column with six vertical rebars and circumferential rebar cage subjected to a factored
consider a non slender column with cross-section as in given figure and d1nbsp 40 mm as1nbsp 8038 mm2 d2nbsp 225 mm
1 define and explain the following terms strand end yarn and roving2 does the use of glass reinforcement help the
1 name two types of fibers and give the main advantage of each the advantages have to be different so that the two
1 compute the cross-sectional area occupied by a roving of fiberglass with a yield of 56 yardslb how many 112 yield
select the appropriate resin to fabricate fiber-reinforced pipe depending of the substance it will carry consider each
for each of the following criteria select the appropriate resin that meets the criterion taken separatelya high
1 name three parameters that must be reported along with experimental data of stiffness and strength of pmc2 do pmc
1 compare the strength and stiffness data at 149degc dry of epon 93109360 with an extrapolation of the room temperature
1 what is the detrimental effect of an incompletely cured thermoset matrix on the life of a pmc2 explain how the matrix
1 explain polar winding and its limitations2 what are the differences between smc and bmc3 with reference to autoclave
consider the following material called carbon-epoxy with a fiber volume fraction of 70 and e 379 gpa nufnbsp 022 em 33
1 the amount of fibers in a composite sample can be determined by a burn-out test the burn-out eliminates all the resin
compute all the elastic properties e1 e2 g12 g23 nu for a unidirectional lamina for the following material
with reference to given example select a different matrix in order to achieve a compressive strength of at least 1 100
1 the following data has been obtained experimentally for a composite based on an unidirectional carbon-epoxy prepreg
compute approximate values of e1 e2 g12 nu12nbspfor the composite of exercise compare the results obtained using the
1 define the plane stress assumption used in the context of laminated composite materials2 compute the reduced
compute the transformation matrix for a lamina oriented at 45 with respect to the x-axis use it to find the transformed
plot the variation of qoline11 as a function of the angle theta between 0 and 90 using the material properties of given
a tensile test specimen of the material in given exercise is 10 mm wide 2 mm thick and 150 mm long and it subjected to