1.

The shortest repeat-distance is aligned parallel to the direction of diffusion (fiber texture). This statement is known as____

A. Perkin rule
B. Thumb rule
C. Henrys rule
D. Marks direction principle
E. . This statement is known as____a) Perkin ruleb) Thumb rulec) Henrys ruled) Marks direction principle
Answer» C. Henrys rule


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