A supertrain with a proper length of 100 m travels at a
Chapter 39, Problem 15(choose chapter or problem)
A supertrain with a proper length of 100 m travels at a speed of 0.950c as it passes through a tunnel having a proper length of 50.0 m. As seen by a trackside observer, is the train ever completely within the tunnel? If so, by how much do the trains ends clear the ends of the tunnel?
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