The Physics Behind Gaussian Guns

In summary, the conversation discusses the concept of Gaussian guns and their energy generation abilities. It is compared to a Newton's pendulum, where the magnet's strong magnetic field transfers energy to the metal balls, causing them to move and fire the last ball with ease.
  • #1
gaz3992
3
0
I'm sorry this is not really a school question i was just intrigued and did not now where else to ask about it. I have seen videos of these Gaussian guns and they appear to generate energy from nowhere, obviously impossibly. So what is the physics behind how they work?
 
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  • #2
I'm sure you know about that pendulum thing that has e.g. 5 balls in a row, and if you lift one up at one end, and let it go, after colliding only the one on the other side will start to move (Newton's pendulum; google search will give you images right away).
Well, this is almost exactly the same. Those magnets are very strong, and the metal ball that gets pulled to them gets a lot of energy from the magnetic field. This energy is then transferred from the magnet to the other balls, just like in that pendulum thing. The magnetic field is pretty weak by the last ball, so it is easily overcome by that ball, which is then fired out with ease.
 

1. How does a gaussian gun work?

A gaussian gun uses a magnetic field to accelerate and launch small metal balls in a straight line at high speeds. The magnetic field is created by a series of magnets aligned in a specific pattern, and when a metal ball is placed at one end, it is pulled towards the other end by the magnetic field.

2. What is the purpose of a gaussian gun?

Gaussian guns are often used as a demonstration of magnetic forces and principles in physics. They can also be used as a simple projectile launcher for small objects.

3. How is the magnetic field created in a gaussian gun?

The magnetic field in a gaussian gun is created by a series of magnets placed in a specific configuration, typically in a "U" shape or in a stack. The magnets are oriented so that their poles alternate, creating a strong magnetic field between them.

4. What factors affect the speed and distance of the metal balls in a gaussian gun?

The strength of the magnets, the size and weight of the metal balls, and the distance between the magnets all affect the speed and distance of the metal balls in a gaussian gun. The stronger the magnets and the smaller and lighter the balls, the faster and farther they will travel.

5. Are there any safety precautions to consider when using a gaussian gun?

Yes, there are a few safety precautions to consider when using a gaussian gun. It is important to use lightweight, non-magnetic projectiles to prevent damage to the magnets. Also, be sure to keep your fingers and other body parts away from the magnets when the gun is in use to avoid getting pinched. Finally, avoid pointing the gun at people or fragile objects, as the metal balls can cause injury or damage upon impact.

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