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  1. MasterYoda

    majors in commerce

    apparently you only add and subtract and rarely multiply or divide (mini lecture from usyd).
  2. MasterYoda

    centripetal force question

    "m" is the mass in kg of the body that is rotating "v" is the linear (tangential) velocity in m/s
  3. MasterYoda

    centripetal force question

    in the centripetal force equation the "r" is the distance between the CENTRES of 2 masses. Eg. if you are asked to calculate the centrepetal force acting on the moon due to the earth - you take "r" as the distance from the centre of the earth to the centre of the moon. if its the force...
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