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You have to use a measuring tape (flexible one) and put it around person's head. See where the number lands on.

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Actually Hatters use a device called a'conformateur' to measure head shape. Take a look at the link to see a picture of one.

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12y ago

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What is average diameter of a single strand of hair?

The average diameter of a single strand of hair is about 0.02 to 0.04 millimeters for fine hair, and 0.04 to 0.08 millimeters for coarse hair.


What term describes the diameter of each hair strand?

The term that describes the diameter of each hair strand is "hair thickness" or "hair diameter." This measurement can vary significantly among individuals and is often categorized into fine, medium, and coarse hair types. Hair thickness can influence styling choices and the overall appearance of hair.


Can you use a strand of human hair to measure air moisture?

Yes, a human hair can be used to create a hydrometer. It can be tough to calibrate, but humidity does affect the hair.


How big is a strand of human hair?

The length of a strand of human hair can vary greatly depending on the person. However, the width of a human hair, in terms of how big it is, can measure anywhere from 40 microns to 120 microns. A micron is 1 millionth of a meter.


How do you measure a key?

With a hair strand of a scandanavian leopracan


Is the smallest unit of measurement bigger that a stran of hair?

Yes, the smallest unit of measurement, such as a nanometer, is smaller than the thickness of a strand of hair. A strand of human hair is typically around 80,000-100,000 nanometers in diameter.


How do you measure a strand of hair?

he diameter of a hair (or a thin string or electrical wire) can be measured by scattering laser light on the hair. The scattering creates a diffraction pattern consisting of a line of light and dark spots. If you simply measure the distance from the hair to the projection screen, and the distance from the centre to one of the dark spots, the diameter of the hair can be calculated. Ok, so you're welcome! -Livea


What is a thin strand of hair called?

A thin strand of hair is called a hair filament or a hair strand.


Would you use grams or kilograms to measure a strand of hair?

You most likely use kilograms


About how many red blood cell side by side equal the diameter of hair?

The diameter of a human hair typically ranges from about 17 to 181 micrometers. Red blood cells have a diameter of approximately 6 to 8 micrometers. Therefore, it would take about 2 to 30 red blood cells lined up side by side to equal the diameter of a single strand of hair, depending on the thickness of the hair.


What is a piece of human hair called?

A single strand of human hair is called a "strand" or "hair follicle".


What determines the texture of hair?

Hair texture is largely determined by genetics. Factors such as the shape of the hair follicle, the diameter of the hair strand, and the level of moisture in the hair all contribute to whether hair is straight, wavy, curly, or kinky. Hair texture can also be influenced by environmental factors and hair care practices.