Effect of changing the position of legs when swinging

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In summary, the conversation is about the effect of changing leg position when swinging and the request for help finding resources. The discussion mentions the use of torque force and moving the center of mass to increase swing height, as demonstrated by a gymnast in a video provided as an example.
  • #1
bestvish
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hey,
am writing an extended essay on the effect of changing the position of legs when swinging.
does anyone have a clue about the details?
anyone have a site that can help me?
pls help me
thanks
 
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  • #2


Initially a person in a swing generates a torque force on the supporting chains by leaning and pulling or pushing on the supporing chains. This results in the chain becoming offset from under the supporting bar, with a resulting horizontal component of tension that propels the person and swing forwards. This can be repeated to further increase the height of the swing. At some point, if the person stands on the swing, the rate of increase in swing height can be made faster by moving the center of mass inwards (upwards) during the bottom portion of the swing, then outwards at the ends of the swing. An example of the latter method is how this gymnast (Val Dero) reaches bar level after just 3 swings after an initial push, followed by a quadruple back flip.

http://rcgldr.net/real/quad.wmv
 
  • #3


Hello,

It is great that you are researching the effect of changing the position of legs when swinging. This is an interesting topic and there are many potential factors that could influence the swinging motion. One possible resource for information could be biomechanics studies, which analyze the movement and forces involved in different activities. Additionally, you may want to consider looking into studies on the biomechanics of swinging specifically, as well as articles on the physics of swinging. These sources may provide insight into how changing the position of the legs can affect the swinging motion. Good luck with your extended essay!
 

What is the purpose of changing the position of legs when swinging?

The purpose of changing the position of legs when swinging is to generate different forces and movements that can affect the speed and direction of the swing. It also helps to engage different muscles and provide a more varied and dynamic experience.

What are the different positions of legs that can be used when swinging?

There are three main positions of legs that can be used when swinging: parallel, split, and crossed. In a parallel position, both legs are extended and kept together. In a split position, one leg is extended forward while the other is extended backward. In a crossed position, one leg is crossed over the other at the ankles.

How does changing the position of legs affect the speed of the swing?

The position of legs can affect the speed of the swing by changing the angle at which the body moves through the air. A split or crossed leg position can create more drag, slowing down the swing, while a parallel position allows for a smoother and faster swing.

Can changing the position of legs affect the direction of the swing?

Yes, changing the position of legs can affect the direction of the swing. By extending one leg further than the other, the center of gravity is shifted, causing the swing to rotate in that direction. This can also be controlled by the amount of force and timing in the leg movement.

Are there any safety concerns when changing the position of legs during swinging?

Yes, there are potential safety concerns when changing the position of legs during swinging. It is important to maintain proper balance and coordination to avoid falling or getting injured. It is also recommended to use appropriate safety gear, such as a harness or grip gloves, when engaging in more advanced leg positions during swinging.

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