its depend on to the end per inch, pick per inch, warp and weft count of the yarn. it is therotical not more than 28 but pratically more than 28. it is measured by mathematically by formula. it is defind as the fraction of area covered by warp and weft threads in the fabric.
The cover factor is the ratio of the area covered by the yarn to the whole area of the fabric .
The cover factor is the ratio of the area covered by the yarn to the whole area of the fabric .
The cover factor of fabric can be calculated using the formula: Cover Factor (CF) = Area of yarn per unit area of fabric. This involves determining the total cross-sectional area of the yarns in a given area of fabric and dividing it by the total area of that fabric. The cover factor provides insight into how much of the fabric's surface is occupied by the yarns, influencing its opacity and durability. Typically, measurements of yarn diameter and the density of yarns per unit area are required for accurate calculations.
Instrument which is used to measure canopy cover
Measure the dimensions of the chalkboard, then cut material to those dimensions.
You can find ironing board cover fabric by the yard for purchase at fabric stores, online fabric retailers, or craft stores.
There are instruments called Ceilometers which can measure cloud height and cover, but they're not especially accurate for cover (they are quite good for cloud height, especially at night) as a cloud can sit over the instrument and give a false reading. Also, unless cloud passes over them they give a false negative. The best instrument for measuring cloud cover is a trained Mark I eyeball (or two)Read more: What_instrument_is_used_to_measure_clouds
it is the fabric or materials we put on to cover our body's and for fashion
to cover with fabric
There are instruments called Ceilometers which can measure cloud height and cover, but they're not especially accurate for cover (they are quite good for cloud height, especially at night) as a cloud can sit over the instrument and give a false reading. Also, unless cloud passes over them they give a false negative. The best instrument for measuring cloud cover is a trained Mark I eyeball (or two)Read more: What_instrument_is_used_to_measure_clouds
To cover a wire lampshade frame with fabric, start by cutting the fabric to size, then attach it to the frame using fabric glue or by sewing it on. Make sure to smooth out any wrinkles or folds for a neat finish.
The zipper test refers to the ability of a mattress cover to withstand stress and pressure. To measure it, a weighted pendulum is swung onto the mattress surface to simulate wear and tear on the fabric. The degree of damage or deformation caused by the pendulum impact is then assessed to determine the mattress cover's durability.