Why do the heavenly bodies seem to move from east to west?

A train is moving with uniform speed from north to south. Will any induced e.m.f. appear across the ends of its axle ? Will the answer be affected if train moves from east to west ?

Stars appear to move from east to west because the

Two satellites going in equatoral plane have almost same radii. As seen from the earth one moves from east to west and the other from west to east. Will they hav the same time period as seen from the earth? If not which on will have less time period?

What is the length of India from east to west?