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Physics

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Three ropes (X,Y and Z) made of different materials are attached in a linear fashion. Based on the following observations, classify ropes X,Y, and Z as fast, intermediate or slow media.
-a negative pulse transmitted into X is inverted upon reflection and is transmitted into Y as negative.
-a negative pulse in Y is inverted upon reflection and is transmitted into Z as negative.

  • Physics - ,

    i don't know
    Btw do aliens poo?

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