Engine : Electricity - 254/1386
|
|---|
| « Previous Question |
| To effectively clean a commutator in good physical condition, what should be used? |
| A) trichloride ethylene |
| B) a canvas wiper |
| C) kerosene |
| D) a commutator stone |
loading answer...
| Comments |
|---|
| There are no comments for this question. |