Q4: A unidirectionally reinforced glass fiber/epoxy composite. The volume fraction of the fibers is 60%. The tensile strength of glass fibers is 2 GPa and the Young's modulus is 80 GPa. The tensile strength of the epoxy matrix is 70 MPa and its Young's modulus is 5 GPa. i. Compute the Young's modulus of the composite in the longitudinal and transverse directions. Compute the tensile strength of the composite in the longitudinal direction. Plot the longitudinal Young's modulus (the upper limit) and the transverse Young's modulus (the lower limit) diagram of the composite.

Q4: A unidirectionally reinforced glass fiber/epoxy composite. The volume fraction of the fibers is 60%. The tensile strength of glass fibers is 2 GPa and the Young's modulus is 80 GPa. The tensile strength of the epoxy matrix is 70 MPa and its Young's modulus is 5 GPa. i. Compute the Young's modulus of the composite in the longitudinal and transverse directions. Compute the tensile strength of the composite in the longitudinal direction. Plot the longitudinal Young's modulus (the upper limit) and the transverse Young's modulus (the lower limit) diagram of the composite.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

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Concept explainers

Processing of Polymer Matrix Composites

The polymer matrix composite is described as a composite material that contains some polymer in the form of either fibers or powder. Polymer matrix composites are also known in short as PMC's.

Question

Q4: A unidirectionally reinforced glass fiber/epoxy composite. The volume fraction of the fibers is
60%. The tensile strength of glass fibers is 2 GPa and the Young's modulus is 80 GPa. The tensile
strength of the epoxy matrix is 70 MPa and its Young's modulus is 5 GPa.
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.
Plot the longitudinal Young's modulus (the upper limit) and the transverse Young's
modulus (the lower limit) diagram of the composite.

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