S saad Member Jun 15, 2013 #1 two bodies are at different places A and B. their speeds are u and v (km/h). if they travel in the same direction at different speeds, then they how will their respective speed be u-v km/h. i mean why are we subtracting the speeds..?
two bodies are at different places A and B. their speeds are u and v (km/h). if they travel in the same direction at different speeds, then they how will their respective speed be u-v km/h. i mean why are we subtracting the speeds..?