What Is This Tool?
This tool enables the conversion between abcoulomb (abC), the unit of electric charge in the cgs electromagnetic system, and franklin (Fr), the electrostatic unit of charge in the cgs electrostatic system. It helps translate charge measurements between these historically significant electromagnetic unit systems.
How to Use This Tool?
-
Enter the numeric value in abcoulombs (abC) that you want to convert.
-
Select abcoulomb as the source unit and franklin as the target unit.
-
Click the convert button to see the equivalent value in franklins (Fr).
-
Use the results for calculations or comparisons involving different electromagnetic systems.
Key Features
-
Convert electric charge values between abcoulombs and franklins quickly.
-
Based on precise conversion formula between cgs-emu and cgs-ESU units.
-
Supports charge conversion for historical and theoretical physics contexts.
-
Browser-based and easy to use without software installation.
Examples
-
2 abC converts to approximately 59958491599.992 Fr.
-
0.5 abC converts to approximately 14989622899.998 Fr.
Common Use Cases
-
Interpreting charge values from classical cgs-emu electromagnetic literature.
-
Performing theoretical calculations using cgs-ESU unit formulations.
-
Comparing experimental or historical data using different electromagnetic unit systems.
-
Supporting research in astrophysics and plasma physics where cgs units are still applied.
Tips & Best Practices
-
Always confirm the theoretical context since abcoulomb and franklin belong to different cgs subsystems.
-
Be cautious about numerical precision due to the large conversion factor involved.
-
Use SI coulombs for most modern practical applications where possible.
-
Review original literature units before converting to avoid confusion.
Limitations
-
Units originate from different cgs subsystems, requiring attention to context during conversion.
-
The large conversion factor can cause precision issues in less precise computational tools.
-
Primarily of historical and theoretical interest; largely replaced by SI coulombs in practice.
Frequently Asked Questions
-
What does 1 abcoulomb represent in coulombs?
-
One abcoulomb equals exactly 10 coulombs in the SI system.
-
Why convert abcoulombs to franklins?
-
Converting abcoulombs to franklins allows comparisons and calculations between different cgs electromagnetic unit systems used in classical literature and theory.
-
Are abcoulombs and franklins commonly used today?
-
Both units are mostly obsolete in modern practical use, having been replaced by SI coulombs, but they remain relevant in some research and historical contexts.
Key Terminology
-
Abcoulomb (abC)
-
A unit of electric charge in the cgs electromagnetic (emu) system equal to 1 abampere-second and exactly 10 coulombs in SI.
-
Franklin (Fr)
-
The electrostatic unit of electric charge in the cgs electrostatic (esu) system, also known as the statcoulomb, approximately equal to 3.33564×10⁻¹⁰ coulombs in SI.
-
cgs-EMU system
-
A variant of the centimeter-gram-second system focused on electromagnetic units including abcoulombs.
-
cgs-ESU system
-
A variant of the centimeter-gram-second system focused on electrostatic units including franklins.