Question

two railway tracks are parallel to west east direction. Along one track, train A moves with a speed of 45m/s^-1 from west to east, while along the second track, train B moves with a speed of 60m/s^-1 from east to west. Calculate

i) relative speed of B w.r.t A and
ii) relative speed of ground w.r.t B​

Answer 1

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