Question

Two trains are moving in a straight line in the same direction with a speed of 80 km/h. The relative velocity
one train w.rt. other is​

Answer 1

Answer:

to find the relative velocity assume one train to be stationary and for second add the velocities 80+80=160

Answer 2

Answer:

the relative velocity is zero both travel is same direction same speed.

Vab=80-80=0