Tuesday, October 4, 2011

Wave Interface Simulation

1) A drop at 50% amplitude and a frequency at 20% has a wave length of 3.7 cm
    A drop at 100% amplitude and a frequency at 20% has a wave length of  cm 3.15 cm

2)  A drop at 50% amplitude and a frequency at 20% has a wave length of 3.7 cm
     A drop at 50% amplitude and a frequency at 50% has a wave length of 1.63 cm

3) Therefore:
      - When frequency is constant, an increase in amplitude causes a minor decrease in wave length.
      - When amplitude is constant, an increase in frequency causes a significant decrease in wave length.

4) There are now two faucets and both are set at a at 50% amplitude and a 50% frequency.
       - Wave length 1.6.

Refer to the picture so the following information makes sense. Also note that the top faucet will be referred to as "Faucet A" and the bottom faucet will be referred to as "Faucet B". We will be measuring the distance from where the drops enter the water to eight color-coded points which represent the high points of the water created by the waves.

Color of Dot
Black
Red
Grey
Brown
Green
Blue
Purple
White
Distance from “Faucet A”
6 cm
3 cm
4.5 cm
3 cm
5.5 cm
6 cm
6 cm
7.5 cm
Distance from “Faucet B”
9 cm
6 cm
6 cm
5 cm
3 cm
5 cm
3 cm
6 cm

The important thing to notice here is that while each point has a different distance from each faucet they are all divisible or close to divisible by 1.5. This is important because it reemphasizes the fact that wave lengths are consistent enough to be considered a unit of measurement.

* The measurements that are not divisible by 1.5 are technical errors due to inaccuracies in the program.
* I am working on adding a picture of the program I was using to make it easier to understand what I'm talking about.

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