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What are two ways to make the magnetic field of an electromagnet stronger?
Wiki User
∙ 9y ago
The two ways to increase the strength of a magnetic field of an electromagnet include increasing the current and increasing the number of wire revolutions around the iron bar. Having fewer windings weakens the electromagnetic strength.
Wiki User
∙ 9y ago
Anonymous
Wiki User
∙ 16y agoProbably the quickest and easiest is to increase the current flow through the electromagnet's coil. It should be noted that there are limits on the amount of current that can be used to increase the field strength of an electromagnet. Certainly the coil imposes some limits, and they're pretty straight forward, but there is another consideration. That consideration is saturation of the core. At some point, the core material will only be able to effectively conduct so many magnetic lines of force. Another way to say that is to offer that the core will saturate; it will have reached its "natural capacity" to pass magnetic lines of force through its bulk. At that point, more current will add little to the field strength. There are some other ways to beef up an electromagnet, but they involve "rebuilding" the electromagnet and adding more turns of wire to the coil, rewinding the coil with large wire to support greater current flow, or winding the coil on a smaller diameter core (and engineering this to avoid saturation of the core) or something else to change the geometry of the coil.
Wiki User
∙ 8y ago- add more coils of wire (if there is still space on the armature)
- increase the current in the wire (but don't overheat the wire)
- make sure the core of the electromagnet is a ferromagnetic material without gaps between sections
- use smaller diameter pole pieces than the body of the core to concentrate the flux lines at the poles
Wiki User
∙ 11y ago1) increase the current flow
2) increase the number of coilsaround the magnet
Wiki User
∙ 14y agoget more electricity
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In an electromagnet the magnetic force increase as increase?
Adding more coils will make the magnetic field stronger. Magnetic field increases.
How can the magnetic field strength of an electromagnet be reduced?
Either increasing the size of the current (in amps) or the number of turns of wire wrapped around the core will make a stronger magnet. A larger current will make a stronger magnet (up until too much makes the wire melt!). Increasing the voltage forces more current through the electromagnet.
How is a magnetic force in an electromagnet created?
An electromagnet uses electricity to create the magnetic field. Moving charges create magnetic fields. Knowing that, if we have a lot of copper wire (with a suitable insulator) wrapped around an iron core, we can send direct current through that wire, and it will create a magnetic field. The magnetic field will magnetize the iron core, and the core becomes a magnet. Wrapping wire around a nail and connecting a battery to the ends of the wire will make a simple electromagnet.
Earth's magnetic field include an explanation of how scientist believe it is generate and two ways in which it helps people on earth?
The Earths magnetic field is generated by the cores fluid metal rotating like a dynamo. The fields generated make an impressive electromagnet. We use it for navigation. The Aurora Borealis is caused when cosmic rays strike it. That aids our understanding of both cosmic radiation and the flux density of the field.
What do you loop a wire around to make an electromagnet?
steel =========== Most often, a soft-iron core, which becomes the actual magnet when the current is flowing in the turns of wire around it. ------------------------------------ An iron core. The simplest electromagnet can be made by wrapping an iron nail (common construction nail) with a copper wire (insulated not bare copper) and attaching both ends of the wire to a battery. The more wraps and the higher the voltage the stronger the magnetic field produced. Note: an electromagnet can only be made with DC electricity, as AC electricity will constantly reverse polarity 50-60 times per second!
What effect does increasing the number of coils have on an electromagnet?
Adding more coils will make the magnetic field stronger. Magnetic field increases.
In an electromagnet the magnetic force increase as increase?
Adding more coils will make the magnetic field stronger. Magnetic field increases.
How can you make an electromagnet's pulling force stronger?
An electromagnet's pulling force can be made stronger by introducing iron core in it.It increases the magnetic pull.
What is the purpose of the soft iron core used in making electromagnet?
The purpose is to enhance the magnetic field - to make it stronger - compared to just using air.
How can the magnetic field strength of an electromagnet be reduced?
Either increasing the size of the current (in amps) or the number of turns of wire wrapped around the core will make a stronger magnet. A larger current will make a stronger magnet (up until too much makes the wire melt!). Increasing the voltage forces more current through the electromagnet.
How can you see the invisible magnetic field?
You can make magnetic field lines with a magnet. You an use a permanent magnet, or an electromagnet.
How do you make a electromagnet stronger?
For a simple copper wire around iron nail electromagnet, increasing the number of rounds the copper wire makes around the nail will increase the electromagnet's strength. Also, increasing the voltage applied(adding a battery) will increase the magnetic field.
Why does the strength of the electromagnet increase from the coils?
The electromagnet is made stronger in proportion to the current given. Refer to the link provided for more information.AnswerWhen current passes through the coil of wire surrounding the core of an electromagnet, it acts to align the magnetic domains within that core. Once all the domains have been aligned, the electromagnet has reached 'saturation' and is as strong as it can get. So the strength of an electromagnet is NOT proportional to its magnetising current.
In an electromagnet how do you make a stronger magnetic field with a single wire?
according to ampere's circuital law,magnetic field is directly proportional to the current flowing through the conductor.thus magnetic field can be increased by increasing the current through the conductor,provided the conductor or wire is capable of carrying high currents i.e. it should be of good conductance.
How do you make an electromagnet field stronger?
You could either put a bar of iron in the center of the electromagnet, increase the voltage that you put in, or make more loops of wire.
Why does more coils make an electromagnet stronger?
The illustration on the HowStuffWorks website is probably the easiest to understand. As you add coils to the electromagnet you have more and more magnetic field traveling in a certain vector (depending on which way current is flowing). It's much like a lot of physics...as you add horses to a plow the force is increased. As you add coils to an electromagnet the magnetic field increases. As I said, check out this link for better understanding. http://science.howstuffworks.com/electromagnet4.htm\ A wire with an electric current passing through it, generates a magnetic field around it, this is a simple electromagnet. The strength of magnetic field generated is proportional to the amount of current. if we were to increase the number of coils the strength of the magnetic field would increase, also increasing the strength of the magnet
How could you produce a magnetic field using a wire?
Any time an electric current passes through a wire, this will produce a magnetic field. If you want to make the field stronger, loop the wire into coils. The more coils you make, the stronger the field will be.
