Recent content by william kat

  1. W

    What is the arc length of a pendulum bob with mass m and length l?

    problem is, the angle of discplacement is not known. its part of the expression
  2. W

    What is the arc length of a pendulum bob with mass m and length l?

    a pendulum bob of mass m hangs on a string of length l. what is the espression for the arc length of the bob if its discplaced through an angle theta.
  3. W

    Sof landing of rockets on satelite

    um, with knowledge of the equations of motion of a rocket -distance moved at any time ,t to be more specific. soft landing on satelites can be achieved. my questin is, how can such knowledge be useful in soft landing on a satelite?
  4. W

    Sof landing of rockets on satelite

    how can knowledge of distance moved by a rocket at any time,t be used in soft landing on a satelite?
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