1. Write those terms that are equal to zero in the constitutive equations (A, B, and D) for the following special laminates:
(a) Symmetric,
(b) Balanced anti symmetric,
(c) Cross-ply, and
(d) Specially orthotropic.
2. Define and explain the following:
(a) Regular laminate,
(b) Balanced laminate, and
(c) Specially orthotropic laminate.