subject name Materials and processes in manufacturing 1) The properties of a material are related to the __________...

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Mechanical Engineering

subject name Materials and processes inmanufacturing
1) The properties of a material are related to the________ of the material
2) How do we describe the structure of a material?
3) Are the properties of a material always the same inall directions? What term is used to describe this ?
4) What is the term used to describe the possibilityof some elements (like carbon) to form different structures wherethe only difference is the arrangement of the atoms?
5) Stress can occur is several modes. List 2: _,_
6) Polymer materials have a molecular structure,rather than the lattice structure found in most metals. What kindsof bonds between atoms are found in most polymer materials ?
7) Polymers are formed in nature ( woods, leather,shellac, silk, ) and are engineered. Examples?______________________

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3.8 Ratings (643 Votes)

1. Crystal structure

2. if the atoms of a material are arranged in a regular fashion , it is said to have a crystalline structure. There can be poly crystalline and single crystal materials

3. No. if the properties of a material is same in all directions it is isotropic material.

4. polymorphism or allotropy.

6. covalent bonds, weak bonds when compared with metallic bonding

7. car upholstery, furniture, etc

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