Question
Download Solution PDFWhich one of the following is NOT a synthetic material of bearing?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFExplanation:
- Synthetic fibers are man-made fibers, most of them are prepared from raw material petroleum called petrochemicals.
- All fabrics are obtained from fibers, while fibers are obtained from artificial or man-made sources.
- They consist of a small unit or a polymer which is made from many repeating units known as monomers.
- They include nylon, acrylics, polyurethane, and polypropylene. Millions of tons of these fibers are produced all over the world each year.
- They can be distinguished by looking at a cross-section. Some of the synthetic fibers are rayon, nylon, polyester, etc. This fiber finds its applications in household articles like ropes, buckets, furniture, etc.
- Among the above options, Brass comes in the category of metal.
- Therefore, brass is not a synthetic material
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