Multiple Prefix Symbol
1012 tera T
109 giga G
106 mega M
103 kilo k
10-3 milli m
10-6 micor u
10-9 nano n
10-12 pico p
10-15 femto f

kilo- 的縮寫

在 electronics 常用小寫 k, e.g. kV;
在 computer science 常用大寫 K, e.g. KB


  • Voltage
    • electromotive force (EMF)
    • usually expressed in: kV, V (volts), mV, uV
  • Current
    • usually expressed in: A (amperes), mA, uA, nA, pA
  • Resistance and resistors
    • frequently used type come in values from 1 ohm to about 22 megohms
  • Capacitors
    • expressed in: F (farad; very large), uF (usually), pF (ususlly)
  • Inductors
    • measured in: H (henrys), mH, uH
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