Recent content by Ashwath

  1. A

    Circular motion and vertical circle

    Technically it isn't possible to whirl a bob in a perfect horizontal circle - see if you can figure out why.
  2. A

    Understanding mechanical concepts

    You should also note that friction is a very complicated phenomenon. All our theories and explanations concerning it are mere derivations from the experimental world. And they involve significant approximation. People still do research on it.
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