1. Name two types of fibers and give the main advantage of each. The advantages have to be different so that the two types of fibers differ from each other.
2. Name two matrices and give the main advantage of each. The advantages have to be different so that the two matrices differ from each other.
3. Compute the cross-sectional area occupied by a 36K tow of carbon fiber, with a fiber diameter of 7 microns.