The SI-derived unit of electric potential, named after Italian physicist Alessandro Volta. 1 volt = 1 joule per coulomb, representing electric potential difference or electromotive force. Used to describe batteries (e.g., AA battery: 1.5 V), household outlets (220 V in China), and electronic circuit power supplies. Universally adopted and a core electrical unit in China’s legal metrology system.
The SI-derived unit of electric potential, named after Italian physicist Alessandro Volta. 1 volt = 1 joule per coulomb, representing electric potential difference or electromotive force. Used to describe batteries (e.g., AA battery: 1.5 V), household outlets (220 V in China), and electronic circuit power supplies. Universally adopted and a core electrical unit in China’s legal metrology system.
| volt [V] | millivolt [mV] |
|---|---|
| 1 V | 1000 mV |
| 2 V | 2000 mV |
| 3 V | 3000 mV |
| 4 V | 4000 mV |
| 5 V | 5000 mV |
| 10 V | 10000 mV |
| 20 V | 20000 mV |
| 30 V | 30000 mV |
| volt [V] | millivolt [mV] |
|---|---|
| 40 V | 40000 mV |
| 50 V | 50000 mV |
| 100 V | 100000 mV |
| 200 V | 200000 mV |
| 300 V | 300000 mV |
| 400 V | 400000 mV |
| 500 V | 500000 mV |
| 1000 V | 1000000 mV |