Recent content by jesusu2

  1. J

    Software for finding a best-fit ellipse ()?

    Hello all, I'm calibrating a magnetometer sensor. An uncalibrated sensor will output values that will graph an ellipse. A calibrated sensor will output values that will graph a circle. Since there's data points all over the place, I'd like to find a piece of software that will take my data...
  2. J

    Projectile motion boat gun problem

    Homework Statement A speedy destroyer’s 5 inch gun fires a projectile at some angle to the horizontal. If the thing travels a distance of 23 500 m in 135 s, what was the projectile’s initial velocity? Homework Equations v=vi+at v^2=vi^2+2a(s) s=displacement s=vi*t+.5at^2 The...
  3. J

    Calculating Distance for a 15 Minute Lead: Kinematics Question Explained

    Ohhh! So in other words, how much distance has the faster car covered at the point where it is 13.75 miles ahead of the other car?
  4. J

    Calculating Distance for a 15 Minute Lead: Kinematics Question Explained

    Homework Statement Two cars travel in the same direction along a straight highway, one at a constant speed of 55 mi/h and the other at 70.0 mi/h. How far must the faster car travel before it has a 15 minute lead on the slower car? Homework Equations average velocity=change of...
  5. J

    Help with Kinematics problem

    Homework Statement You nose out another runner to win the 100.000 m dash. If your total time for the race was 11.800 s and you aced out the other runner by .001 s, by how many meters did you win? Homework Equations vavg=Δx/Δt v=x/t The Attempt at a Solution I have the answer already with the...
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