| Rating | Solver | Clue |
|---|---|---|
| ROTATIONS | Circuits | |
| LOOPS | Circuits | |
| ROUNDS | Circuits | |
| LAPS | Circuits | |
| RACETRACKS | Speedway circuits | |
| RACECOURSES | Galloper’s circuits | |
| DIODES | Does ID change for components of electrical circuits? | |
| PERIODICAL | Performed in a period, or regular revolution; proceeding in a series of successive circuits; as, the periodical motion of the planets round the sun. | |
| ELECTROTONIC | ...versed by a uniform electric current when both circuits remain stationary. ... | |