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Q: What is particles that are about one-seventh the diameter of a human hair?
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What is Diameter of human hair in inches?

A normal human hair is approximately 0.003 inch to 0.005 inch in diameter.


What decimal measurement is human hair?

The average diameter of human hair is 100 micrometres.


If the diameter of a human hair is 0.000095m greater than the spider silk which is 10mm what diameter of circle would you need to represent the cross section of a human hair?

0.000095meters = 0.095mm Dia of Hair = 0.095 + 10 = 10.095mm Diameter = 10.095mm


How many hair particles does the average human being have If you were bald?

About 3000 hair particles however if you were bald then of course zero...


What is the size of a human hair?

the diameter of human hair varies from about 40 microns to 120 microns. a micron or micrometer is a millionth of a meter. Copy paper thickness is about 100 microns (or 0.1 millimeter).


What is the size of hair (width) in millimeters?

Human hair varies in size greatly. A child's head hair can be as fine as 0.05mm. An adult's head hair can be as course as 0.25mm. Adult eye- brow hair can be as thick as 0.3mm. Hair is circular in shape, not flat like grass. Things which are circular or round in shape, do not have 'thickness', they have 'diameter'.The sizes above express the Diameter of Hair. In the Imperial system of measure, human hair varies between 0.002 inch & 0.010 inch Diameter.


A human hair is approximately 50 micrometer in diameter express this diameter in meters?

Varies from 50 to 120 microns. On average a human hair is usually around 100 microns.


How thick is hair?

The diameter of the human hair depends on its colour; 17-50 µm (blonde) 56-181 µm (black)


Is hair important to human nose?

Yes. It prevents larger particles in the air from traveling to your lungs.


How many capillaries does it take to equal one hair?

A human hair has an average diameter of 70 mikrometers and a capillary has an average diameter of 7 mikrometers, so that tells us that 1 hair takes about 10 capillaries in width.


What items visible to the human eye have a thickness of 0.1 mm?

The first example: hair diameter


How is the medullary index of hair calculated?

The medullary index measures the diameter of the medulla relative to the diameter of the hair shaft. MI= Medulla Diameter -------------------------- x 100 Hair Diameter