21 Joules to Ergs
Convert 21 joules (J) to ergs (erg) with formulas, examples, and conversion tables.
J
erg
21 J = 210000000 erg
Full precision:210000000 erg
Step-by-Step Solution
To convert 21 joules to ergs, we multiply by 10000000 because one joule equals exactly 10000000 ergs.
1 joule = 10000000 ergs
Since each joule contains 10000000 ergs, we multiply our value by this factor:
21 × 10000000 = 210000000 ergs
So 21 joules = 210000000 ergs.
Quick check: 210000000 ÷ 10000000 = 21 joules
Joules to Ergs Conversion Table
| Joules | Ergs |
|---|---|
| 1 J | 10000000 erg |
| 2 J | 20000000 erg |
| 3 J | 30000000 erg |
| 4 J | 40000000 erg |
| 5 J | 50000000 erg |
| 10 J | 100000000 erg |
| 20 J | 200000000 erg |
| 21 J | 210000000 erg |
| 50 J | 500000000 erg |
| 100 J | 1000000000 erg |
21 Joules in Other Units
| Unit | 21 J = |
|---|---|
| Joules to Kilojoules | 0.021 kJ |
| Joules to Megajoules | 0.000021 MJ |
| Joules to Gigajoules | 2.1e-8 GJ |
| Joules to Watt-hours | 0.0058333 Wh |
| Joules to Kilowatt-hours | 0.00000583 kWh |
| Joules to Megawatt-hours | 5.8333e-9 MWh |
| Joules to Calories | 5.0191 cal |
| Joules to Kilocalories | 0.0050191 kcal |
| Joules to BTU | 0.019904 BTU |
| Joules to Therms | 1.9904e-7 therm |
| Joules to Foot-pounds | 15.4888 ft·lb |
| Joules to Electronvolts | 1.3107e+20 eV |
| Joules to Ergs | 210000000 erg |