Recent content by KTBMedia

  1. K

    Advantages of a cone-shaped spring?

    I'm doing a personal experiment where I take a conical spring (that is, a spring with two different diameters on either end), hang it from the ceiling, and measure the period of oscillation for different masses hanging below the spring. I do this for two different orientations of the spring; one...
  2. K

    Engineering How Does Cup Anemometer Design Utilize Fluid Mechanics Principles?

    Yeah, I recognize that having a two-cup anemometer is probably not the most efficient anemometer in the world, but the professor explicitly said that it would be okay for the purposes of the problem. That said, I'm pretty interested in you saying that your "quick experiments" showed that the...
  3. K

    Engineering How Does Cup Anemometer Design Utilize Fluid Mechanics Principles?

    First, this class uses Frank White's Fluid Mechanics textbook. This particular problem is taken straight from chapter 7, which is on "Flow Past Immersed Bodies" and is basically focused on external flow, geometry effects, and boundary-layer conditions. So I imagine that the problem makes use of...
  4. K

    Measuring the Speed of Sound in Water, Using Faraday's Law

    Clever suggestion, but no, that can't be it. The second signal I was referring to certainly isn't from the top coil; the oscilloscope we're using takes multiple (color-coded) inputs, and the coils are plugged into them separately. Therefore, simply looking at the graphs we've generated makes it...
  5. K

    Measuring the Speed of Sound in Water, Using Faraday's Law

    Thanks for the informative posts, everyone! You've all brought up some very interesting points and ideas. Fortunately, however, I'm pleased to say that the solution was much simpler than having to devise a whole new setup; it turns out, I made the silly mistake of failing to do adequate...
  6. K

    Measuring the Speed of Sound in Water, Using Faraday's Law

    Hi! This project involves both mechanical and electrical elements, so I'm discussing it in this forum since I'm not sure which one it would fit better into. I'm working on an experiment in which I'm trying to measure the speed of sound through water. The approach is simple: I have a long...
  7. K

    What is PF and why is it a valuable resource for scientists?

    Hi! Call me KTB. I'm a physics major, and have seen this site come up a lot in my travels. I'll definitely be asking some questions, but I'll hopefully be answering a good amount, too. We'll see. See you around!
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