Recent content by soup_

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    Graduate Frame of Reference: Does Stuff in the Frame Matter?

    Ok. I think I've got it figured out. You can't ignore the thrusters as I suggested. For some reason, the universe knows the accelerations at the start of and half way through the experiment. So even though the velocities are all the same when looking from above, the fact that in scenario...
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    Graduate Frame of Reference: Does Stuff in the Frame Matter?

    Drakkith, I have a strong intuition that scenarios 13 and 14 are the same. If you ignore the thrusters and picture only the clocks, let's say from a birds eye view, and keep your camera centred on clock N, the two scenarios are identical. If you are not happy the fact that, say, the Milky Way...
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    Graduate Frame of Reference: Does Stuff in the Frame Matter?

    Hey, Drakkith. Thanks for your reply. I'm not sure I understand why it matters what the rest of the universe is doing. That is, how is it possible to have a "starting reference point". If we meet out in the middle of nowhere, our velocity and position relative to, say, Earth, seems...
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    Graduate Frame of Reference: Does Stuff in the Frame Matter?

    Okay, weird question. Sorry if this is really stupid but it's been bugging at me for days now. First, let me lay out my current assumptions/understanding of what's going on. The current theory seems to be (to an amateur like myself) that there is no fixed space-time. That to talk about...
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    Undergrad Most basic double slit experiment question

    That's right. It's close and it's a good demonstration. But, like many analogies, it is not a perfect description of what's actually going on at the quantum level.
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    Undergrad Most basic double slit experiment question

    Sorry, cragar. I think we got our words twisted up a little. A single slit can exhibit diffraction, which is a type of interference. But when I was talking about "the interference pattern" I was referring to the double slit interference, usually referred to as such and I wasn't thinking about...
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    Undergrad Most basic double slit experiment question

    If I remember right, it's absorbed and re-emitted. Also, as a matter of interest, these detectors fail to detect the photon a certain percentage of the time. If you put detectors at both slits, the times where you successfully detect the photon going through a specific slit will have a pattern...
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    Undergrad Most basic double slit experiment question

    No, this isn't true. If you cover one of the slits, the interference pattern disappears. Exactly. This is the whole reason the experiment is so mind blowing. Even though they fire one at a time it appears as though the electron is going through both slits. The reason why it looks like...
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    Undergrad Most basic double slit experiment question

    The emitter is aimed in the direction of both slits. While it may be possible to build a device that aims more or less precisely, this would defeat the purpose of the double slit experiment. If you know that the photon has to be going through the left slit and that there is zero probability of...
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    Graduate Electromagnetic wave constituents

    Excellent. Your answer is very clear. I'll check YouTube for the water/air videos. Thank you very much again!
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    Graduate Electromagnetic wave constituents

    Thank you very much for your answer! I had a feeling the cartoons were horribly deceptive :) This clears things up a bit. Especially about the antenna length. I will look into the Michelson-Morlay experiment to further understand the medium (or lack thereof). I'm still left a little...
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    Graduate Electromagnetic wave constituents

    Ok, I'll try to make my question as clear as possible, but since the question arises from confusion, it may be difficult. In an electromagnetic wave, what exactly is waving? If the answer is field strength, then why do things like the size of the holes on the screen on a microwave oven, or...