Chano5664 Chano5664

Today at 12:48 AM
Engineering

Answered

Compute the longitudinal modulus of elasticity (in GPa) for a continuous and aligned hybrid composite consisting of aramid and glass fibers in volume fractions of 0.22 and 0.30, respectively, within a polyester resin matrix, given the following data:

Modulus of Elasticity

(GPa)

Glass fibers

72.5

Aramid fibers

131

Polyester

2.5

=_______GPa?

Answer :

fortuneonyemuwa fortuneonyemuwa

Today at 12:53 AM

Answer:

51.77 GPa

Explanation:

For elasticity for a continous and aligned hybrid composite

[tex]E_{ci}=E_{poly} (1-V_{A} -V_{G} )+E(V_{A})+E(V_{G} )\\=(2.5GPa)(1-0.22-0.3)+(131GPa)(0.22)+(72.5GPa)(0.3)\\=1.2+28.82+21.75\\=51.77GPa[/tex]

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