Question
Fri June 08, 2012 By:
 

Why the train in which we are sitting appears to move while it is at rest?

Expert Reply
Fri June 08, 2012
the train in which we are sitting appears to move while it is at rest when another train in the track beside moves.then it appears that we are moving in opposite direction.
from relative vel concept we can explain this.
say the moving train has vel=V
then for a person the rel speed of the train at rest with respect to the moving train=0-V  here minus sign gives the
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