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jartsa

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Everything posted by jartsa

  1. If I derive force transformation laws very much the same way time transformation law's were derived in my schoolbook, then that should be very much good and correct :D Radiation pressure inside an Einstein light clock: Let's see how the pressure changes when we start moving sideways relative to the clock. Let R be Relativistic Change Factor The energy of the light in the clock becomes: R * energy before The rate at which the light hammers the container becomes: rate before / R The light's speed perpendicular to the container wall becomes: speed before / R So the new pressure will be old pressure / R (direction of light is up and down in this clock) Let's see how the pressure changes when we start moving upwards from the clock. Let R be Relativistic Change Factor The energy of the light in the clock becomes: R * energy before The rate at which the light hammers the container becomes: rate before / R The light's speed perpendicular to the container wall becomes: no change here So the new pressure will be same as the old pressure Now using these laws we can transform forces in a frame into forces in another frame.
  2. I must disagree that a 100 W light bulb is a 100 W light bulb at 0.9 c speed. It's a 229 W light bulb. (Relativistic Change Factor is 2.29 at speed 0.9 c) Well thinking a bit more, a 100 W light bulb is a 100 W light bulb at 0.9 c speed. Photons have 2.29 times the energy, and photons are produced at 2.29 times slower rate. Now I'll use relativity postulate where it's not usually used: We glue into a stick a measuring stick. Now the length of the stick can be read from the measuring stick, and the length never changes, so there's never need to talk about "relativistic length contraction". But "length contraction" is used in relativity, so why not use any silly thing I happen to invent, like "Lorentz hardening"?
  3. Let me try to ask a question. Space ship is traveling at speed 0.9 c. One room of space ship has lights on, the lamp is located at the middle of the ceiling. Now how much light does the Lorentz-contracted wall receive? (the room is rectangular at rest)
  4. I see we were supposed to use Newton's gravity law G*m1*m2/r^2 That gives a large force increase when r is moderately Lorent's-contracted. Then maybe we should use Coulomb's law on the rod. That also gives a large force increase when rod is moderately Lorent's-contracted. So the thing stays nicely balanced even when I'm wizzing this way and that way, while watching it.
  5. Let's consider how drilling holes in the walls of a relativistic space ship happens. (astronaut in the ship does the drilling, for the astronaut the walls seem to be homogeneous ) Now we observe the drilling from a still standing observer's frame: Some walls are Lorentz-contracted, some are not. Energy used to make a hole should be always the same, therefore thin walls must be harder than thick walls. (Lorentz -contracted walls are "Lorentz-hardened") So answer to the original question is: When contraction is 10%, there is 10% hardening on the system, so 10% increase in attractive force.
  6. There is a box of clocks, the clocks are running and synchronized. In the box time runs at certain rate. Now we shake the box a bit. Now there is a little bit disorder in the readings of the clocks, because of time dilation. The disorder, before it entered the clocks, obviously was in time. Therefore we deduce that shaking a box causes the temperature of time to increase.
  7. Being slow causes the phenomenon of being late. There can be a small "late" or a big one. Big "late" is made of big amount of "time". If you start being slow "early" and stop the slacking off "late", then a big "time dilation" is generated. There an interesting asymmetry: you can always neutralize being too speedy by being slow, but the opposite is not true.
  8. In a deep well, what happens to frequency of light? Well, the light moves slowly there, so it must also wave slowly, so that interference experiments work the "normal" way. (is there a law that says that in a deep well things work "normally"??)
  9. How many times does the Schrodingen wave of a traveling twin paradox twin wave? My guess is: still staying twin's time * traveling twins energy according to still staying twin * 1/Planck's constant So that's more waves for the traveling twin than for the other twin. In other words: what kind of light is there in space-cruiser cruising at speed 0.999 c ? Let's say hey are burning candles in there. Answer: that's high-energy, high-frequency light. This light waves rapidly, not slowly.
  10. Who was the einstein that invented my theory 1905?
  11. Ha ha you didn't understand. The jumping person example is an example of jumping, the accelerated particle example is an example of something being accelerated. Maybe it's time to tell my theory at last. My theory is: when an object is being accelerated its mass increases. That's it. I should add that jumping does not count as "being accelerated" So I was talking about the conservation of angular momentum of a changing mass vs. the conservation of angular momentum of a non-changing mass. I was suggesting that there is a difference, the difference being time dilation vs. no time dilation, unless we consider the jumping person's inability to reach speeds very close to light speed to be some kind of time dilation.
  12. Let's pack into a bag eggs, cups and bricks. Then we start to shake the bag. The first part of the energy of the shaking goes to breaking eggs, second part goes to breaking cups ... and so on. There is some order in this entropy increasing.
  13. When you stand on the north pole and jump upwards then: 1: you continue spinning 360 degrees / 24 hours , there is not the usual kind time dilation 2: your maximum speed upwards is not the usual light speed, it is a little bit slower speed. If you are a spinning particle, and you are accelerated by a particle accelerator then: 1: you do not continue spinning at the same rate, there is the usual kind time dilation 2: your maximum speed is the usual light speed. On other forum I was told this is 1: pseudoscience, 2: crap, but actually it's theoretical physics.
  14. Let's build a customized Einstein light clock. It should consist of a cone shaped light container, and then of course light. In this light clock light has tendency to move towards the wider end. Kicking the narrow end of this light clock has the effect of light inside moving away from the wider end. Then light moves back towards the wide end. And probably just this is the the time when slowing down of this light clock happens. Now, let's have a traditional light clock. We give it a push. The direction of the push should be same as the direction of the light. Now we can see that it happens a slowing down AND a speeding up in the clock. The back and forth motion of light changes so that "forth" is slow, while "back" is fast. .... And then the slowing down beats the speeding up.
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