Recent content by rbh

  1. rbh

    Body thrown at an angle to the horizontal

    The question is complete, I believe the author wanted to make this question a little bit more harder and trick into thinking there is a numerical answer since there was a second right answer with data which weren't mentioned in the problem. Yes I was talking about y components. Could you explain...
  2. rbh

    Body thrown at an angle to the horizontal

    The answer says t = Vb - Va/g. Shouldn't it be Va + V(from highest point to point b)/g ?
  3. rbh

    Point charges in a regular hexagon

    Oh yeah, I mixed it up with inscribed circle radius, thanks.
  4. rbh

    Point charges in a regular hexagon

    The answer should be (2×sqrt3×k×q^2)/a^2. What did I do wrong?
  5. rbh

    Schools Undergraduate Aerospace Engineering in Europe: Beyond the UK

    Hello, I'm currently in high school, I want to study aerospace engineering, what are best universities to do undergraduate studies in Europe outside of UK?
  6. rbh

    Linear motion, motorcyclist braking time

    So do I use these equations?
  7. rbh

    Linear motion, motorcyclist braking time

    Nvm those equations I wrote are wrong. I still don't understand what should I do. Should I work with the graph? If yes what do I need to find first? Accelaration before he started braking?
  8. rbh

    Linear motion, motorcyclist braking time

    Well I got t = 4 / (0.5 - 0.5*a*t1) and -a = (4/t/2/t1), but either one of those equations are wrong or both of them.
  9. rbh

    Linear motion, motorcyclist braking time

    I tried using equations listed above to get the answer, but I get stuck with a and Vi. What am I doing wrong? The answer is 6.7 seconds.
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