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Homework Help: Particle Collision

  1. Jul 25, 2007 #1
    A 1100 kg car traveling north (+j) at 70 km/h collides at an intersection with a 2000 kg car traveling west (-i) at 48 km/h. The two cars stick together.
    Find the magnitude and direction of the velocity of the wreckage just after the collision

    I did pythag. thereom and got 84.9, but it wrong??
  2. jcsd
  3. Jul 25, 2007 #2


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    Gold Member

    I am not getting the same answer as you, but I agree that the problem is basically just the Pythagorean Theorem. Check you math again. Do you know what the correct answer is?
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