Elementary Charge to Franklin Conversion
Convert between Elementary Charge and Franklin quickly and accurately.
How to Convert Elementary Charge to Franklin
Conversion Formula
Example
Convert 15 e to Fr:
Unit Information
Learn about the charge units you're converting between
Elementary Charge
e
Definition
Elementary charge is the electric charge carried by a single proton or electron, approximately 1.60217733E-19 coulombs. It is the fundamental unit of electric charge.
History/Origin
Elementary charge was first measured by Robert Millikan in his oil drop experiment (1909). It represents the smallest unit of electric charge in nature.
Current Use
Fundamental in quantum physics, particle physics, semiconductor physics, and calculations involving individual charged particles or quantum systems.
Multiplier
2E-19
Offset
0
Franklin
Fr
Definition
Franklin is a unit of electric charge in the CGS electrostatic system, equal to approximately 3.335640951982E-10 coulombs. It is named after Benjamin Franklin.
History/Origin
Franklin was named after Benjamin Franklin (1706-1790), who conducted pioneering experiments with electricity. It was defined in the CGS electrostatic system.
Current Use
Rarely used in modern applications, mainly in historical contexts and some specialized electrostatic calculations. The coulomb has replaced it in most scientific work.
Multiplier
3E-10
Offset
0
Elementary Charge to Franklin Conversion Table
| Elementary Charge [e] | Franklin [Fr] |
|---|---|
| 1 e | 5E-10 Fr |
| 10 e | 5E-9 Fr |
| 25 e | 1E-8 Fr |
| 50 e | 2E-8 Fr |
| 100 e | 5E-8 Fr |
| 0 e | 0E+0 Fr |
| -10 e | -5E-9 Fr |
| -40 e | -2E-8 Fr |
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