PeroK's latest activity
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PeroK replied to the thread High School Does acceleration affect impact energy vs constant velocity?.What is your definition of impact energy? The kinetic energy of the 3kg mass is defined as ##\frac 1 2 mv^2##. That depends only on... -
PeroK reacted to jbriggs444's post in the thread High School Does acceleration affect impact energy vs constant velocity? with
Informative.
You have had opinions offered both ways. Both opinions are accurate. It depends on the details. Primarily on the duration of the... -
PeroK replied to the thread High School Does acceleration affect impact energy vs constant velocity?.That's a specific calculation for each problem. The impact in a particle collision is usually assumed to be of a sufficiently short... -
PeroK replied to the thread High School Does acceleration affect impact energy vs constant velocity?.It depends whether the force producing the acceleration is maintained throughout the collision. For example, if you have a vertical... -
PeroK reacted to Ray033's post in the thread High School Does acceleration affect impact energy vs constant velocity? with
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I do not have a good working knowledge of physics yet. I tried to piece this together but after researching this, I couldn’t figure out... -
PeroK replied to the thread Hello everyone! I am Güray Hatipoğlu.:welcome: -
PeroK reacted to symbolipoint's post in the thread Why Are You Still Here? A Curious Question with
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I am still here for the possibility that I may be able to help with some, at best fairly simple, mathematical skills of which questions... -
PeroK replied to the thread High School Why is the constant speed of light so unique?.In what way had that point not already been made (several times) by previous posters? @Pencilvester is not the OP! -
PeroK reacted to dromarand's post in the thread MHB Can You Help Prove This Combinatorial Identity? with
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Please this: ##2^{p-1}\left(2^{p}-1\right)=\sum_{k=0}^{n=\left\lfloor\frac{p-1}{4}\right\rfloor}\binom{2p+2}{4k+p-4n-1}## -
PeroK replied to the thread Why have the number of questions declined over recent years?.I was using success in the sense that it ultimately makes more money than the alternative. Or, simply comes to dominate the market... -
PeroK replied to the thread Why have the number of questions declined over recent years?.I don't know whether everyone can access this, but here's a recent article in the Guardian newspaper about the increasing use of AI by... -
PeroK reacted to mcastillo356's post in the thread High School Am I understanding the concept of proper frame of reference? with
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Really true. But I won't try any self made explanation. Thank you, @PeterDonis. -
PeroK replied to the thread Undergrad Revisiting the Light Clock.The light clock thought experiment is really quite simple. 1) The light must travel further in one frame than the other. 2) The extra... -
PeroK replied to the thread Why have the number of questions declined over recent years?.We can't compete on the speed of response, if nothing else. It's more likely that university lectures will be done by AI in the...