Recent content by RanHam335

  1. R

    How long does it take it increase speed?

    that doesn't answer my question, i think I am messing up on the formula. I have one submission left so i don't want to risk it
  2. R

    How long does it take it increase speed?

    can you explain the above?
  3. R

    How long does it take it increase speed?

    Homework Statement A freight train has a mass of 1.2e+7 kg. If the locomotive can exert a constant pull of 8.4e+5 N, how long does it take to increase the speed of the train from rest to 82 km/h? Homework Equations (mass*velocity)/time=force The Attempt at a Solution (1.2e+7 *...