A pair of wire strippers.
Insulated copper wire for electromagnet.
Because electricity travels on the outside of copper wire these wires are insulated to protect against fire and shock.
Acwu and nmwu in particular are well suited for direct earth burial and wiring in hazardous locations.
Stranded copper wire is often used for overhead electrical transmission and distribution and for grounding electrical systems where high conductivity and flexibility is required.
Insulated copper wire is used to create an electromagnet.
Then connect the ends to a 9v battery.
Aluminum wire is more conductive than copper wire but it also degrades faster.
It will definitely work.
To make an electromagnet wrap several inches of copper wire around an iron nail leaving 2 3 inches of wire loose on each end.
Step 2 remove some insulation.
Insulation makes sure that the current takes the path through the coils as intended.
Some of the copper wire needs to be exposed so that the battery can make a good electrical connection.
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Use a pair of wire strippers to remove a few centimeters of insulation from each end of.
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For this reason aluminum wire typically isn t used in homes.
Next use wire strippers to remove some of the insulation from both ends of the wire.
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You are correct.
The wire is wound tightly around a non magnetic iron or steel core ferromagnetic in science terms.
You can try the famous ringing bell we learn in our physical science classes.
Then connect the stripped ends of the wire to a d battery by wrapping one around the positive end and the other around the negative.
Otherwise there is a possibility of short circuit between the wire and iron piece.
If the wire is uninsulated it becomes a giant shorted blob of copper and the current takes a short cut and does not go through the coils and does not create a magnetic field.
Why is wire better than copper wire on an electromagnet.
Three meters 10 ft of 22 gauge insulated stranded copper wire.
One or more d cell batteries.
If you have 22 26 awg wire already you could make an electromagnet by wrapping the wire tightly around a nail.
It is very funny.
It is very thin wire that is coated with a varnish insulator most often red.