Answered

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Two identical trains, at the equator start travelling round the world in opposite directions.
they start together, run at the same speed and are on different tracks.
which train will wear out its wheel treads first?

help me with explanation...

Sagot :

Pulkit
This is simple.. the train travelling in direction opposite to earth rotation will wear out first.
Its because of the centrifugal force acting on that train will be less. 
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