PeroK's latest activity
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PeroK replied to the thread I Unit Circle Confusion: A Self-Study Challenge?.Note that any point on the unit circle has coordinates ##(\cos \theta, \sin \theta)##. This is perhaps the simplest way to define sine... -
PeroK reacted to Herman Trivilino's post in the thread B Need help understanding particle physics and quantum physics with
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Not sure what you mean by "kind of". But that aside you take classes. You have to start with the basics and work your way up to graduate... -
PeroK reacted to pervect's post in the thread I Synchronizing clocks in an inertial frame if light is anisotropic with
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As long as you don't believe that your clock synchronization has any physical significance, in particular as long as you don't address... -
PeroK reacted to Nugatory's post in the thread B New idea about wave-particle duality - looking for feedback/criticism with
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You have been victimized by pop-sci misdescriptions. The entire notion of “wave-particle duality” was abandoned as a false start almost... -
PeroK reacted to Su6had1p's post in the thread Variable mass system : water sprayed into a moving container with
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@kuruman @PeroK @wrobel thanks to all of you -
PeroK replied to the thread Variable mass system : water sprayed into a moving container.Here's another way to look at it. There are no external forces on the large mass M. A small mass, m, is fired at a known speed (the... -
PeroK replied to the thread Variable mass system : water sprayed into a moving container.... I don't see why analysing forces was necessary, if you are given everything you could possibly know about momentum! -
PeroK reacted to kuruman's post in the thread Variable mass system : water sprayed into a moving container with
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As you have discovered, ChatGPT doesn't give a hoot whether you learn or not because it is constitutionally incapable of diagnosing... -
PeroK reacted to Ibix's post in the thread I Synchronizing clocks in an inertial frame if light is anisotropic with
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I also agree. To call what you get with a homogenous but anisotropic two way speed a "simultaneity plane" you need to require that... -
PeroK replied to the thread Variable mass system : water sprayed into a moving container.Okay, but that was my first step. That leads directly to a differential equation: $$\frac{d v}{dt} = \frac 1 {M(t)}k(u-v)$$where ##k =... -
PeroK replied to the thread Variable mass system : water sprayed into a moving container.Here's my starting point. In the rest frame of the container, a small mass of water ##\Delta m## is ejected in time ##\Delta t## at... -
PeroK replied to the thread Variable mass system : water sprayed into a moving container.That's what I get with the assumption that the jet is never a significant distance from the container. -
PeroK reacted to Su6had1p's post in the thread Variable mass system : water sprayed into a moving container with
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Definitely, physics forum is a go to ! Especially when chatGPT doesn't correct my approach instead just gives solution. I expect Physics...