01: Consider a unidirectionally reinforced glass fiber/epoxy composite. The fibers are continuous and 60% by volume. The tensile strength of glass fibers is 1 GPa and the Young's modulus is 70 GPa. The tensile strength of the epoxy matrix is 60 MPa and its Young's modulus is 3 GP i. Compute the Young's modulus of the composite in the longitudinal and transverse directions. ii. Compute the tensile strength of the composite in the longitudinal direction. iii. Plot the longitudinal Young's modulus and the transverse Young's modulus diagram of the composite.

01: Consider a unidirectionally reinforced glass fiber/epoxy composite. The fibers are continuous and 60% by volume. The tensile strength of glass fibers is 1 GPa and the Young's modulus is 70 GPa. The tensile strength of the epoxy matrix is 60 MPa and its Young's modulus is 3 GP i. Compute the Young's modulus of the composite in the longitudinal and transverse directions. ii. Compute the tensile strength of the composite in the longitudinal direction. iii. Plot the longitudinal Young's modulus and the transverse Young's modulus diagram of the composite.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

See similar textbooks

Similar questions

Compute the modulus of elasticity for a composite which uses High Modulus Carbon fibers and Polyester matrix. The volume fraction of fibers is 45 % and matrix is 55 %. Note-use chart in image
A large-particle composite consisting of tungsten particles within a copper matrix is to be prepared. If the volume fractions of tungsten and copper are 0.70 and 0.30, respectively, a) Compute the modulus of elasticity of this composite in the longitudinal direction. (The upper limit) and the modulus of elasticity in the transverse direction. (The lower limit), given the data that follow. Modulus of Elasticity (GPa) Copper 110 Tungsten 407 b) If the cross-sectional area is 280 mm2 and a stress of 60 MPa is applied in this longitudinal direction, compute the magnitude of the load carried by each of the fiber (tungsten) and matrix (copper) phases.
The compressive strength of aramid fiber is about one-eighth of its tensile stress. Estimate the smallest diameter of a rod on which the aramid fiber can be wound without causing kinks, etc. on its compression side.
Estimate the transverse modulus (ET), of the glass-epoxy composite with a fiber volumefraction of 25%. Modulus of elasticity of glass fiber and epoxy is 70 GPa, and 3.5 GPa,respectively. Assume that fibers have a circular cross-section.
I need the solution of this question,please. Prove that the area fraction equal to volume fraction when using aligned fibers in composite materials.
Compute the ultimate strength for a composite which uses Aramid fibers and Polyester matrix. The volume fraction of fibers is 45 % and matrix is 55 %.
Q#04 (a) : What are composite materials? Discuss the functions of Re-inforcing agent and matrix materials. (b) : Name different types of advanced fibres.
If the tensile strength of the Kevlar 49 fibers is 3.8 GPa and that of the epoxy resin is 75.9 MPa, calculate the tensile strength of the composite material in Q3b(i). Calculate the fraction of load carried by the Kevlar 49.
Alice is conducting a tensile test on continuous fiber alignment compositesamples. She found that the results are different in the longitudinal andtransverse directions of the samples. Explain why this happens with the aid ofdiagram.
Can anyone please explain? This is all that is given. TIA... Determine the % weight savings that would occur if a steel drive shaft were replaced with a carbon/epoxy drive shaft. The carbon/epoxy composite is 60% carbon fibers (density=1.80 g/cc). Assume the volume of the drive shaft is the same for both the steel and the composite drive shaft.
Calculate the density of a composite made with 35% Kevlar-49 fibers in an epoxy resin (ρ = 1.1 kg/m3, E = 2.5 GPa). For Kevlar-49, Ef = 131 GPa; density = 1440 kg/m3
Boron coated with SiC reinforced aluminum containing 40 vol.% fibers is animportant high temperature, light weight composite material. Estimate the density, modulus of elasticity, and tensile strength of composite parallel to the fiber axis. Also estimate the modulus of elasticity of composite perpendicular to the fibres.