Electromagnetic Propulsion Theory

In summary, the conversation explores the possibility of a magnet floating on a magnetized metal plate and being propelled forward. However, Earnshaw's theorem states that this cannot be achieved without a balancing mechanism. One possible solution is to arrange other magnets around the floating magnet to create stability, but there may still be some wobbling. Another common method is to use magnetic levitation by attaching magnets to the underside of a board and the floor beneath, and placing the board on tracks to prevent sliding.
  • #1
AEStewart23
1
0
If a metal plate, let's say 10 feet by 10 feet, is magnetised to a positive polarity, and a magnet that is also a positive polarity is place on the plate, will it float? and furthermore would it move across the plate if a force propelled it forward?
 
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  • #2
earnshaw's theorem says this can't be done without some sort of balancing mechanism.

it could be done but you would need to arrange other magnets around the one you're trying to balance to get it to stay, though there would be some wobble I'm sure.

typical ways around this is to attach magnets to the underside of a board, and likewise on the floor beneath, then place the board on tracks so it can't slide off.
 
  • #3
Btw, what you are describing isn't magnetic propulsion, but magnetic levitation.
 

Related to Electromagnetic Propulsion Theory

What is Electromagnetic Propulsion Theory?

Electromagnetic Propulsion Theory is a scientific concept that explores the use of electromagnetic fields to propel objects through space without the need for traditional chemical propulsion methods.

How does Electromagnetic Propulsion Theory work?

According to this theory, an object can be propelled through space by creating a magnetic field around it that interacts with the Earth's magnetic field. This interaction creates a force that can be used to move the object forward.

What are the potential applications of Electromagnetic Propulsion Theory?

Electromagnetic Propulsion Theory has been proposed as a potential method for space travel, as it could potentially reduce the amount of fuel needed for long-distance journeys. It is also being explored as a means of launching satellites and other objects into orbit.

What are the limitations of Electromagnetic Propulsion Theory?

One of the main limitations of this theory is the amount of energy required to create a strong enough magnetic field to propel an object. Additionally, the object would need to be made of a material that can withstand the strong magnetic forces.

What are some current advancements in Electromagnetic Propulsion Theory?

Scientists and researchers are constantly studying and experimenting with this theory to improve its feasibility and application. Some of the current advancements include the use of superconducting materials to create stronger magnetic fields and the development of more efficient methods for generating and controlling these fields.

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