Orders of magnitude (resistance)

List of orders of magnitude for electrical resistance
Factor Multiple Value Item
0 0 Ω 0 Ω Resistance of a superconductor
10-8 10 nΩ 10 nΩ
10-7
10-6 Microohm μΩ 1.629 x 10-7 1 cm3 block of silver[1]
10-5
10-4
10-3 Milliohm mΩ
10-2 Centiohm cΩ
10-1 Deciohm dΩ 2 dΩ 1 meter path in 35g/kg salinity seawater at 20°C
100 Ohm Ω 9.8 Ω Circular mil-foot of silver
101 Decaohm daΩ 2.99792458 x 101 Ω Planck impedance
102 Hectoohm hΩ 6.60 x 102 Ω Circular mil-foot of Nichrome
103 Kilohm kΩ ± 1 x 103 Ω Resistance of the human body through wet or broken skin
104
105 ± 1 x 105 Ω Resistance of the human body with dry skin
106 Megohm MΩ
107
108
109 Gigohm GΩ
1010 10 gigohm GΩ 9.9 x 1010 Ω Highest resistor code on common circuits (white white white)
1011 100 gigohm GΩ
1012 Terohm TΩ
1013 10 terohm TΩ
1014 100 terohm TΩ 2 x 1014 Ω 1 meter path through quartz, upper limit[2]
1015 Petohm PΩ
1016 10 petohm PΩ
1017 100 petohm PΩ
1018 Exohm EΩ
1019 10 exohm EΩ 2 x 1019 Ω 1 meter path through sulphur at standard temperature and pressure[3]

See also

References

  1. ↑ http://hplusmagazine.com/2009/04/07/brain-chip/
  2. ↑ http://www.engr.uconn.edu/~lanbo/G228378Lect0503.pdf
  3. ↑ http://mysite.du.edu/~jcalvert/phys/sulphur.htm


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