A supertrain of proper length 97 m travels at a speed of
A supertrain of proper length 97 m travels at a speed of 0.91c as it passes through a tunnel having proper length 50 m. As seen by a trackside observer, is the train ever completely within the tunnel?
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an astronaut is traveling in a space vehicle that has a speed of 0510c relative to earth the astronaut measures his
some bacteria are propelled by biological motors that spin hair-like flagella a typical bacterial motor turning at a
an atomic clock moves at 1400 kmh for 115 h as measured by an observer using an identical clock on earth how many
the pressure of a gas is kept constant while 3 m3 of the gas at an initial temperature of 50oc is expanded to 9 m3 what
a supertrain of proper length 97 m travels at a speed of 091c as it passes through a tunnel having proper length 50 m
a dipole moment is placed in a uniform electric field oriented along an unknown direction the maximum torque applied to
from one of the following online archives locate a primary source document from the cold war era 1945-1991 your
a lid is put on a box that is 11 cm long 11 cm wide and 80 cm tall and the box is then evacuated until its inner
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