1.Sketch the XXXXXXXXXXand XXXXXXXXXXplanes in a hexagonal unit ce 2. (a) Derive linear density expressions for FCC [100] and [111] directions in terms of the atomic radius R. (b) Compute and compare...

1.Sketch the (0111) and (2110) planes in a hexagonal unit ce 2. (a) Derive linear density expressions for FCC [100] and [111] directions in terms of the atomic radius R. (b) Compute and compare linear density values for these same two directions for copper (Cu) 3. (a) Derive linear density expressions for BCC [110] and [111] directions in terms of the atomic radius R. (b) Compute and compare linear density values for these same two directions for iron (Fe).