Recent content by ReachingFoul

  1. R

    Terminal Velocity of a Ball Given Velocity and Acceleration

    a=g-kv, a is a function of veolcity(assumption) k is a constant and then we can find k, by using given data. then find a=0, which kv=g, you can find out v which is terminal veolcity.
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    Sound waves question - vibrations and amplitudes

    hz is 1/s so 235/3.1s period is 1/frequency s
  3. R

    Undergrad Direction of electrical force in coloumb's law

    I think because it's the shortest distance which can have the lowest energy consumption.