Is my understanding of the answers given correct?

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  • Thread starter wittgenstein
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In summary,Hawking said that the uncertainty principle is a physical principle that indicates the degree to how well we can possibly know something. He noted that it is not that particles lack a position and momentum; rather, we will always be uninformed about either of these properties. However, this does not seem to be a particularly remarkable statement. Many physicists believe that the uncertainty principle is a cornerstone of quantum theory, but it is not clear why this is the case.
  • #36
wittgenstein said:
OK I typed too fast. I should have said, " Will a simpler explanation suffice. "
For example, Suppose there is a dark room that I cannot see into. I send basketballs into it. They ricochet out of the room. I will not be able to tell both the position and momentum of the objects that they ricocheted off of. That seems analogous to me firing particles in the 2-slit experiment. There is nothing mysterious going on. I do not have to propose multiple universes etc. Why is any extraordinary explanation needed?
 
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  • #37
martinbn said:
Ok, other than the popular books, which QM textbook have you tried to study?
OK so I am too stupid to be allowed to ask a question. You obviously have no answer to my question, " Why are extraordinary explanations necessary?" I think the idea of many worlds is very extraordinary, Anyway, you are obviously upset and making this personal. BYE
 
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  • #38
wittgenstein said:
My basic question is, is QM actually almost classical except that our influence on the results of an experiment is unavoidable.
No.
Asked and answered.
Next Question Please
 
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  • #39
I cannot see that we can come forward here.
  • The requested level "A" of an answer contradicts the possible content.
  • We do not discuss scientific viewpoints outside our current best knowledge.
  • Yes, everybody is allowed to question things. This is how we usually learn: why is formula xyz correct? It makes no sense to question an entire physical branch in order to learn.
  • I got the impression that the word classical is misinterpreted as simple in this case.
  • My favorite quotation of @phinds kicks in: "To think outside the box, you must know what's in the box."
  • The question has basically been answered.
  • The question has basically been answered, ##1900 \sim 1925##.
This thread is closed.
 
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