Electric current
ronnaampereRA
Ronna-scaled variant of the ampere, exactly RA = 1000000000000000000000000000 base unit.
- Dimension
- I
- Canonical signature
- I
- System
- si
- Exactness
- Exact
Definition record
How this unit is defined
Same dimension
Related units
Common conversions
Every conversion routes through the canonical base of the dimension.
1 RA = 1e27 A
Exact relationship
10 RA = 1e28 A
Exact relationship