Physics, 27.06.2020 18:01 hilby5893

A boxcar of mass 125 tons at rest becomes uncoupled on a 1.3 degrees grade. If the track is considered to be frictionless, what speed does the boxcar have after 11.93 seconds

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A boxcar of mass 125 tons at rest becomes uncoupled on a 1.3 degrees grade. If the track is consider...