Surface Charge Density / C/m² → C/in²
Convert Coulombs per square meter to Coulombs per square inch
Convert electric charge per unit surface area. Convert Coulombs per square meter (C/m²) to Coulombs per square inch (C/in²). Find the formula, worked examples, unit definitions, and practical guidance below.
Reverse: Coulombs per square inch to Coulombs per square meter →
How to convert coulombs per square meter to coulombs per square inch
A squared length in the denominator requires the squared conversion factor. Surface charge density is a scalar signed charge distribution, not current density.
Use x for the value in C/m², b for the intermediate value in C/m², and y for the result in C/in².
C/in² = C/m² ÷ 1550.0031000062002
Worked examples
10 C/m² ≈ 0.0064516 C/in²
Step 1: (10 × 1) ≈ 10 C/m².
Step 2: 10 ÷ 1550.00310001 ≈ 0.0064516 C/in².20 C/m² ≈ 0.0129032 C/in²
Step 1: (20 × 1) ≈ 20 C/m².
Step 2: 20 ÷ 1550.00310001 ≈ 0.0129032 C/in².
Results are rounded to 12 significant digits. Converting units does not increase the precision of the original measurement. Very large or small values outside JavaScript’s finite numeric range are rejected.
About Coulombs per square meter
Coulombs per square meter (C/m²) measures surface charge density under the conventions above. The base value in C/m² is (x × 1), where x is the numerical value in C/m². Factors shown here are rounded for display; calculations use the stored factor.
About Coulombs per square inch
Coulombs per square inch (C/in²) measures surface charge density under the conventions above. The base value in C/m² is (x × 1550.00310001), where x is the numerical value in C/in². Factors shown here are rounded for display; calculations use the stored factor.
Definitions and sources
Carry the same physical assumptions into subsequent physics calculations.
Coulombs per square meter to coulombs per square inch reference table
| Coulombs per square meter (C/m²) | Coulombs per square inch (C/in²) |
|---|---|
| 1 | 0.00064516 |
| 5 | 0.0032258 |
| 10 | 0.0064516 |
| 25 | 0.016129 |
| 50 | 0.032258 |
| 100 | 0.064516 |
| 1000 | 0.64516 |
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