Joule to Kilojoule Converter
Convert Joule (J) to Kilojoule (kJ) instantly. Free online energy conversion calculator.
About Joule
Symbol: J
Category: Energy
Description
The joule (J) is the SI unit of energy. One joule equals the work done by a force of one newton over one meter.
Common Uses
- General measurements
- Scientific calculations
- Engineering applications
Benefits
- Standardized measurement
- Widely recognized
- Precise calculations
Quick Facts
- Part of measurement system
- Used in various applications
About Kilojoule
Symbol: kJ
Category: Energy
Description
The kilojoule (kJ) equals 1,000 joules. Often used for food energy labeling outside the US.
Common Uses
- General measurements
- Scientific calculations
- Engineering applications
Benefits
- Standardized measurement
- Widely recognized
- Precise calculations
Quick Facts
- Part of measurement system
- Used in various applications
Joule to Kilojoule Conversion Table
| Joule | Kilojoule |
|---|---|
| 1 J | 0.001 kJ |
| 5 J | 0.005 kJ |
| 10 J | 0.01 kJ |
| 25 J | 0.025 kJ |
| 50 J | 0.05 kJ |
| 100 J | 0.1 kJ |
| 500 J | 0.5 kJ |
| 1000 J | 1 kJ |
How to Convert Joule to Kilojoule
To convert from Joule (J) to Kilojoule (kJ), multiply the value by 0.001.
Formula:
kJ = J × 0.001
Example:
1 J = 0.001 kJ