Deck : Safety - 301/2841
|
|---|
| « Previous Question |
| What is the unit of duration of a dash in Morse Code? |
| A) three times the length of a dot |
| B) four times the length of a dot |
| C) twice the length of a dot |
| D) one and one-half times the length of a dot |
loading answer...
| Comments |
|---|
| There are no comments for this question. |