Arrange the following fibres in the order of increasing strength (keeping the fibre of least strength first)
Nylon, Cotton, Wool, Polyester, Silk

Explanation

To arrange the given fibers in the order of increasing strength, we need to understand the tensile strength of each fiber. Here’s a step-by-step solution:

### Step 1: Identify the fibers
The fibers given are:
- Nylon
- Cotton
- Wool
- Polyester
...