Consider a carbon-reinforced epoxy composite containing 45 vol% unidirection- ally aligned carbon ?bers.
A. Calculate the composite modulus.
B. Calculate the composite tensile strength. Assume both the epoxy and carbon are elastic to fracture. Data:
|
Young's modulus
|
Tensile strength
|
epoxy
carbon
|
3 GPa
250 GPa
|
55 MPa
2.5 GPa
|