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Results tagged with mass-energy
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user 334925
The special-relativistic relation connecting energy with mass, $ E^2 - (m c^2)^2= (pc)^2 $. May be used to provide accounting constraints in energy and momentum, both conserved in total, even in reactions where $m$ is not.
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How to derive $E=mc^{2}$?
There are lots of ways (as one can see) to derive $E=mc^2$.
The simplest of all is as follows:
Imagine a stationary box in space. On one end there is a lightsource emitting a photon. Photons have mome …
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How to understand $E=mc^2$?
It's very easy to understand $E=mc^2$.
All Einstein's very short paper on the subject, with the English translated title "Does The Inertia of a Body Depend on Its Energy Content?", sais is that $E=mc^ …
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What was Albert Einstein's proof for $E=mc^2$?
I agree with Ron completely and wouldn't recommend "studying" Einstein's original papers about it. It's old fashioned and is explained much more accessible nowadays.
Also there's a whole history behin …
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