20 microns is 0.002cm
100 microns is 20 times thicker than 5 microns
1 mm = 1000 microns. 20/1000=.02mm
1 mm = 1000 microns so 0.02 mm = 0.02*1000 = 20 microns. Simple!
-10
20 microns is 0.002cm
The size of a virus typically ranges from about 20 to 400 nanometers (0.02 to 0.4 microns), making them significantly smaller than most bacteria.
I found a Water Quality Standards chart for a geothermal heat pump and one part of it says "Filtered fo maximum 800 microns [800mm, 20 mesh] size." So I would guess its 20.
100 microns is 20 times thicker than 5 microns
500 to 0 microns
They vary from 0.05 microns to 100 microns.
"20 microns" is a size measurement that has very little indeed to do with evaluating a piece of jewelry. More applicable would be someting like karat markings or carat weight.
1 mm = 1000 microns. 20/1000=.02mm
A rhinovirus is approximately 30 nanometers (nm) in size, which is equivalent to 0.03 microns.
HIV is about 0.1 microns in size. Hope this helps! Dr. B.
To convert 20 microns to millimeters, divide by 1000: 20 microns = 20/1000 = 0.02 mm Then, divide 0.02 mm by 20 mm: 0.02 mm / 20 mm = 0.001
10cm is 100,000um. 100,000/20 is 5000 magnification