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Q: Why is copper not a good material to use for the core of an electromagnet?
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What is good conductor material for signal?

rocks,aluminum,gold,silver,copperfrom,T.N.gold,silver,copper


What happens if the current of an electromagnet is changed?

The field strength of an electromagnet (and the shape of that field) will largely be determined by the physical characteristics and geometry of the coil (wire size, number of turns, spacing of turns, diameter of coil, etc.), the current flow through the coil's wire and the material and shape of the core. The most variable aspect of the electromagnet is the current we run through it. Once the electromagnet is designed and constructed, the limits are "built in" and about all we can vary is current. Use the link to the GSU Hyperphysics site and it's diagram of an electromagnet. (Be sure to scroll down a bit.) Also, look around on that site, if you have time. There is a lot of good basic physics there. The explanations are very reader friendly and the diagrams are pretty good, too.


Name two things that affect the strength of an electromagnet?

First off, the two main factors are the power source and the number of windings in your Electromagnet. Higher wattage input can produce a stronger magnetic field. More windings will also increase the strength of the field. Type and gauge of the conductor will also affect performance. More factors to consider: The diameter of the coils, and the inductor core material. Make a simple ring of wire, maybe a dozen windings, attach a power source, and you will have an electromagnet (though not very useful in that form). Wrapping a wire around a large iron nail and attaching a power source will prove more effective. In the first example the core material is natural air. Air does not induce well, and therefore does not create a good magnet. In the second example, the iron core (the nail) through induction, greatly increases the magnetic field. The iron can also become temporarly magnetized through this process. Note: Do NOT use household line voltage, as this may be too powerful and cause injury.


Which one is the best heat transmitter material?

Diamond>Silver>Gold>Copper... i believe... all is real good but even Diamond is like 20 times better than copper.


Why is a paper clip a good conductor of heat?

The answer depends on the material used to make the paper clip, the purity of the copper, the temperature, the thickness of both of the materials, the length of the copper and the paper clip, and a variety of other factors. Generally, copper is a better conductor than the paper clip.

Related questions

Why is copper a good material for a planter?

Copper is a good material for a planter as it is cheap easy to mold and may also be health for plants as it can release copper into the soil to enrich it.


What property of copper metals is a good material for cooking?

Its conductivity.


Is copper a good material for pot handles?

No, it is not, as it will get too hot to hold.


A material that carries electrons easily is?

Copper metal is a good conductor.


What is good conductor material for signal?

rocks,aluminum,gold,silver,copperfrom,T.N.gold,silver,copper


what is a property of metal which makes it a good material to use as a switch?

Copper and brass


Examples of a ductile material?

-- copper-- tungsten-- playdoh-- taffy


Why is copper a good insulater?

Copper is not a good insulating material for either thermal or electrical conductivity. Copper is actually a very good conductor of both heat and electric current, hence its use in electrical wiring, circuit pathways, and heatsinks.


Why is copper pipe used in residential plumbing?

Copper pipe is used in residential plumbing because copper is a durable material, proving to be strong against damages and so forming irregular bends with copper means it still remain stable. Essentially, copper is recyclable which is a good choice of material as it is environmental friendly.


What happens if the current of an electromagnet is changed?

The field strength of an electromagnet (and the shape of that field) will largely be determined by the physical characteristics and geometry of the coil (wire size, number of turns, spacing of turns, diameter of coil, etc.), the current flow through the coil's wire and the material and shape of the core. The most variable aspect of the electromagnet is the current we run through it. Once the electromagnet is designed and constructed, the limits are "built in" and about all we can vary is current. Use the link to the GSU Hyperphysics site and it's diagram of an electromagnet. (Be sure to scroll down a bit.) Also, look around on that site, if you have time. There is a lot of good basic physics there. The explanations are very reader friendly and the diagrams are pretty good, too.


Is balsa core a good core material?

The answer depends on what you intend to build. Balsa is a very lightweight but flimsy material that is good for building model airplanes, among other things, but may not be useful if you intend on using it for any type of load-bearing.


Is cast iron the best material for an electromagnet?

So far it's very good however very heavy, aluminum can be used but has a klow melting point.