The Importance of the Telegraph
The telegraph is an electromagnet connected to a battery via a switch. When the switch is down, the current flows from the battery through the key, down the wire, and into the sounder at the other end of the line. By itself, the telegraph could express only two states, on or off. This limitation was eliminated by the fact that it was the duration of the connection that determined the dot and dash from each other being short and long, respectively. From these combinations of dots and dashes the Morse code was formed. …
- Dante Alighieri Important in Literature and how Did His Work Reflected "The Spirit of the Renaissance"
- The Importance of Young Chicanas in the Traditional Quinceanera Ceremony
- The Importance of the Telegraph
E-pasta adrese, uz kuru nosūtīt darba saiti:
Saite uz darbu: