Problem 1360. Special Relativity 101.

Created by Claudio Gelmi

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Last Solution submitted on May 16, 2023

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Gergely Patay on 19 Jan 2015

Note that the *correct* answer according to special relativity is still 1 kg.
(the mass does NOT change, unless some external scalar fields are involved)

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Problem 1360. Special Relativity 101.

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