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Movement conductor, magnetism
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∙ 12y ago
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Can things hover in a magnetic field?
Yes, certain objects can be suspended or "hover" in a magnetic field due to magnetic levitation. This occurs when a magnetic force counters the gravitational force acting on the object, allowing it to remain suspended in mid-air.
Are pebbles magnetic?
Most pebbles are not magnetic because they are typically composed of minerals like quartz, feldspar, and mica which are not magnetic. However, some pebbles may have traces of magnetic minerals like magnetite or hematite which can make them slightly magnetic.
Can you make a magnet from ordinary iron?
Yes, you can turn ordinary iron into a magnet by placing it in a strong magnetic field or by stroking it repeatedly with a magnet. This process aligns the magnetic domains in the iron, making it magnetic.
What are the 3 things magnetic?
Iron, nickel, and cobalt are the three most magnetic materials. A magnetic field, which is produced by moving electric charges, is required for magnetism to occur. Objects like compass needles, refrigerator magnets, and magnetic strips are commonly magnetic due to their physical properties.
Is magnetite magnetic?
yes, magnetite is magnetic in nature . it is one of the first things which were used to indicate direction north and south. Also known as loadstone it is a black colored mineral having metallic luster.
What is the process by which electric current is generated by placing a wire ina magnetic?
This process is called electromagnetic induction. When a wire is moved within a magnetic field or a magnetic field is changed around a wire, it creates an electric current in the wire. This is the underlying principle behind how electricity is generated in things like generators and electric motors.
What occurs when an electric current is made by a changing magnetic field?
This phenomenon is known as electromagnetic induction. When a magnetic field changes near a conductor, it induces an electric current to flow in the conductor. This is the principle behind devices such as generators, transformers, and inductors.
Who are hearing loops useful for?
Deaf people, it's an induction coil usually set into things like bank counters which radiates magnetic waves which are picked up by hearing aids.
What three things are needed to have a complete high definition television system?
Chut
Why copper is not attracted by a magnetic field if it is a very good electricity conductor?
Because one of two things are needed: 1) Copper would have to be ferromagnetic (Be able to hold a permanent charge). or 2) The magnet would have to be moving (Faraday's law of induction: The EM force created is proportional to rate of change of the magnetic flux) In your example, neither of those conditions are met. Therefore no force occurs, implying no motion occurs.
Electric field in total magnetic field?
The electric field is a fundamental force that arises from the interaction of charged particles, while the magnetic field is a force that arises from moving charges. In the presence of a changing magnetic field, an electric field is induced, as described by Faraday's law of electromagnetic induction. This relationship demonstrates the interconnection between electric and magnetic fields.
What are the three things that make electricity?
Electricity is generated by three main sources: chemical reactions in batteries, the movement of electrons in conductive materials, and electromagnetic induction in generators by rotating magnets within a magnetic field.
How does a project manager assess the risk of things going wrong and take that into consideration when planning the time needed to complete a project?
1. how does a project manager assess the risk of things going wrong and take that into consideration when panning the time needed to complete the project?
What is electromagnetic induction?
Electromagnetic Induction mainly deals with the ways that energy is shifted about between Electric and Magnetic fields in various circumstances. Here are some major examples:1. A moving Electric Current Induces a Magnetic field: Electromagnets.2. A moving conductor in a magnetic field Induces an Electric Current: The Dynamo or Electric generator.3. An Electrified Conductor in a Magnetic field Induces motion in the Conductor: The Electric Motor.Related Information:Albert Einstein's considerations of inductance, an Electrified length of conductor moving through a Magnetic Field in an empty volume of space, led him to his theory of Special Relativity.
What does GU stand for?
GU can stand for many things depending on the context. It can refer to Guam (ISO country code), Gauss (unit of magnetic induction), Georgetown University (academic institution), or gear unit (engineering term), among others.
Which type of organizational pattern explains the ordered steps needed to complete a task?
To complete a task you will have to make you you have a few things. You will have to have a plan, make a budget and then make sure it is done.
Does magnesium make things magnetic?
No. Most magnetic objects contain iron.
