Which of these synthetic fibres is also known as artificial silk?

Options

A. Acrylic
B. Nylon
C. Polyester
D. Rayon

Explanation

**Step-by-Step Solution:**

1. **Understanding Synthetic Fibres**: Synthetic fibres are man-made fibres created through chemical processes, as opposed to natural fibres which are derived from plants or animals.

2. **Identifying the Options**: The question asks which synthetic fibre is known as artificial silk. Common synthetic fibres include nylon, polyester, and rayon.

3. **Defining Rayon**: Rayon is a synthetic fibre that is made from regenerated cellulose, which is derived from natural sources like wood pulp. It undergoes chemical processes to transform the cellulose into a fibre.

4. **Rayon as Artificial Silk**: Rayon is often referred to as "artificial silk" because it has a silky texture and appearance, mimicking the qualities of natural silk, but is produced synthetically.

5. **Conclusion**: Therefore, the synthetic fibre that is known as artificial silk is **rayon**.

**Final Answer**: Rayon is the synthetic fibre also known as artificial silk.

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