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induce an electrical charge and then sends it across a wire to its destination
Wiki User
∙ 13y ago
Wiki User
∙ 12y agothe telegraph when typed when through electromagnet circuit's to get to the other person
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Is telegraphs still used today?
yes
Does telegraphs have magnets?
Yes, the original telegraph used electromagnets (a magnet created by passing current through a wire wound around a piece of iron) on the receiving end. The sending end did not require magnets but the device that made the clickety clack sounds on the receiving end was an electromagnet pulling two pieces of metal together.
Is gold used in magnets?
No, magnetite is used in magnets. Gold is used in jewelery.
Why are magnets usefull?
Magnets are used in compasses.
How can magnets be used to help with recyling?
how can magnets be used to help with recycling
How can magnets be used to help us?
how can magnets be used to help with recycling
Which is mostly used in magnets magnesium or lead?
Lead is used in magnets.
Before telephone was invented which device was used to send messages?
Before the telephone, telegraphs were used.
What is a list of 15 things that use magnets?
hard drives use magnets for storing information, Washing machines to keep the door shut, cars, microwaves, computers use magnets for storing information, telegraphs, telephone, televisions, mac laptops,microphones,cupboard doors to stay shut, compasses have a magnetised needle in them to direct you. It's not 15 but here's 12.
What were the first telegraphs?
the first telegraphs included smoke signals and beacons.
When did telegraphs start?
Many countries claim to be the first to invent telegraphs
Were telegraphs used in ww1?
Yes, they were used. However, they did not play a significant role in WWI. Hope that helps!
