0
.
What else can I help you with?
What are the three characteristics of magnetic field produced by a current?
.
What is the list for the characteristics of a magnetic field produced by a current?
A magnetic field is a change in energy within a volume of space. A magnetograph can be created by placing a piece of paper over a magnet and sprinkling the paper with iron filings. The particles align themselves with the lines of magnetic force produced by the magnet. The magnetic lines of force show where the magnetic field exits the material at one pole and reenters the material at another pole along the length of the magnet. It should be noted that the magnetic lines of force exist in three dimensions but are only seen in two dimensions in the image.
What three features do magnetic field lines show?
Magnetic field lines show the direction of the magnetic field, the magnitude of the magnetic field (closeness of the lines), and the shape of the magnetic field around a magnet or current-carrying wire.
What are the three main characteristic of a magnetic field produced by current?
The three main characteristics of a magnetic field produced by current are: Direction: The field lines form closed loops and follow the right-hand rule. Strength: The strength of the field is directly proportional to the current flowing through the conductor. Distance: The magnetic field strength decreases as you move away from the current-carrying conductor.
What three ways can you magnetize soft iron?
By stroking the iron with a magnet in one direction. By placing the iron in a magnetic field produced by a current-carrying coil. By hammering or hitting the iron while it is in a magnetic field.
What is the region of a magnetic field?
The region around a magnet or current-carrying conductor within which the magnetic force is exerted is called the magnetic field. Magnetic fields are three-dimensional and extend infinitely in all directions from the magnetic source.
What is the region around a magnet where the magnetic force is exerted at?
The region around a magnet where the magnetic force is exerted is called the magnetic field. This field exists in three dimensions and is strongest closer to the magnet, gradually weakening as you move away.
What is the region of a magnet force?
The region surrounding a magnet where its magnetic force can affect other objects is called the magnetic field. This field extends around the magnet in three dimensions and is responsible for the attractive or repulsive forces experienced by magnetic materials within its vicinity.
What is the shape around the magnetic field around the center of the magnet?
The magnetic field around the center of a magnet is generally in the shape of closed loops, with the magnetic field lines leaving one pole of the magnet and entering the other pole. This creates a three-dimensional shape resembling a donut or torus.
Can you make a magnet without using a magnetic material Explain?
If you are referring to a magnet as an object that possesses a permanent magnetic field, then yes. There are three circumstances where magnetic fields exist, but not as a result of a permanent magnet. 1. Electric current causes a magnetic field. Thus, any wire carrying a current or even a current without a wire (like a lightning bolt) will be surrounded by a magnetic field. Since electric current is made up of moving electric charges, it is actually true than any moving electric charge creates a magnetic field. 2. It is difficult to observe outside of a scientific laboratory, but when there is an electric field that is varying in time, that creates a magnetic field. Though not easy to demonstrate directly, this turns out the physical phenomena the allows the creation of elecrtromagnetic waves, e.g. like the light we see with our eyes. 3. Thirdly, one can cause materials that are not able to work as permanent magnets to act as temporary magnets. This is the basis for electromagnets. A steel or iron core with an electric current running through a coil surrounding the core will produce a magnetic field. If you simply cut off the power source, the electric current will no longer flow through the coil. No electric current, no magnetic field. When a non-permanent magnet is created, the magnetic field it produces is just the same as the magnetic field of a permanent magnet, until the source is removed and the field disappears. All of these matters together are an essential part of the basics of electromagnetism which describes how and why the phenomena work.
What are three ways to destroy the magnetism of a magnet?
I suggest that you incinerate it.
What magnet is not a permanent magnet?
Electromagnets possess a magnetic field that is a result of electrical current. When the current stops, the field will disappear also and hence we say that it is not permanent magnet. Magnetism is usually described as a result of one of three circumstances. It is a general law of physics that a magnetic field is created any time there is an electrical current. This is the way an electromagnet works. The so-called permanent magnets have a magnetic field that originates in the magnetic properties of the atoms that comprise the magnet and depends on the type and arrangement of the atoms. One can say the magnetism is a consequence of the material itself. Lastly, when electric fields are changing, such as in an AC circuit, magnetic fields are created as a consequence of the changing electric fields. This too is one of the basic laws of electromagnetic theory and a law of nature. This is not an effect that is easy to see, even in a laboratory setting, but it has important consequences which would take an explanation that goes outside of the topic of the current question.
