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Hypothetical situation in which, for simplification, only some physical aspects are considered in order to further understand or reveal contradictions between the laws governing them.
1
vote
1
answer
90
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Who does all the calculation in Archimedes Principle? [closed]
Let's do an experiment.
In the first half of the experiment, you ask some geometers to determine the volume of a pineapple. They would model the 3D shape of the pineapple, which is a pretty tricky tas …
15
votes
4
answers
1k
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Can you "rewind" sound messages by going supersonic? [duplicate]
I was having a discussion with a friend about supersonic flights.
It was then when he proposed an idea on an interesting experiment that can be done during a supersonic flight.
The experiment goes l …
3
votes
1
answer
145
views
Can you short out eddy currents using opposing magnetic fields?
Suppose you put a varying magnetic field source on one side of a thin metal sheet. You would get eddy currents in the corresponding direction.
Now you take another similar source and place it exactly …