| Rating | Solver | Clue |
|---|---|---|
| AMPS | Current units | |
| JOULE | ...k in the C. G. S. system of units (ergs), and is practically equivalent to the energy expended in one second by an electric current of one amper... | |
| AMPERE | The unit of electric current; -- defined by the International Electrical Congress in 1893 and by U. S. Statute as, one tenth of the unit of cur... | |
| OHM | ...sistance, being the resistance of a circuit in which a potential difference of one volt produces a current of one ampere. As defined by the I... |