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  1. M

    Tension on a pullstring walker

    here is how the problem looks. http://i39.tinypic.com/2d0j4wg.png a pullstring walker is in the middle of a string that is connected to two mountain sides. the string formes an angle of 10 degrees under the horizontal. the walker has a mass of 50 KG. find the tension of the string any...
  2. M

    Please an answer - 2 crates, a rope and friction

    please an answer -- 2 crates, a rope and friction here is the problem image http://tinypic.com/r/qxrqdu/5 Weight A is connected via a string to Weight B. Weight B is connected to a string to Weight C. Mass of A is 21 KG. Mass of B is 5 KG. Mass of C is 10 KG. the kinetic...
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