/u/GoldenSummerVictory's posts in /r/askscience

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Is the tangent basis and dual basis always orthogonal?

5 upvotes

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Gravity can twist space so that the straight path in space is not necessarily the shortest. Could there be a twisted area of space not due to gravity where there is a shorter than normal route through space?

1 upvotes

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Is the inclusion of the speed of light in the Lorentz Force just the trial and error of experimentation? Or is there some theoretical reason why the force from a magnetic field would depend on V/c rather than V over some random constant?

1 upvotes

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How can sweet(ish) liquors like brandy or bourbon have no sugar!

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Why does the flu happen at the same time every year?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Is the tangent basis and dual basis always orthogonal?	5
Gravity can twist space so that the straight path in space is not necessarily the shortest. Could there be a twisted area of space not due to gravity where there is a shorter than normal route through space?	1
Is the inclusion of the speed of light in the Lorentz Force just the trial and error of experimentation? Or is there some theoretical reason why the force from a magnetic field would depend on V/c rather than V over some random constant?	1
How can sweet(ish) liquors like brandy or bourbon have no sugar!	1
Why does the flu happen at the same time every year?	1