49_superpositioning

49_superpositioning - Lesson 49: Superpositioning of Waves...

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Lesson 49: Superpositioning of Waves Have you ever played around with pictures on your computer? Maybe you put a picture of your brother’s face on a bird’s body? I did this picture of my daughter… yeah, I have high hopes for her. I superimposed her face onto a picture of an astronaut. Superimposed just means to put something on top of something else, or blend two things together. Superimposing destroys some of the original information. Looking at this picture, you don't know what the rest of my daughter looked like in the original image, or what the face of the real astronaut looks like. .. that information is gone forever! Waves can do a similar trick, but when they pass over each other they only have a temporary effect on each other. As soon as they are past each other, they look exactly the same as they originally did individually. That's why we give it a different name. .. superpositioning . We will follow a very simple rule (even if it sounds confusing), called the “
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This note was uploaded on 12/02/2011 for the course PHYSICS 235 taught by Professor Staff during the Fall '08 term at Rutgers.

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49_superpositioning - Lesson 49: Superpositioning of Waves...

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