A man standing on a horizontal road holds an umbrell at 30

Last updated: 6/9/2023

A man standing on a horizontal road holds an umbrell at 30 with the vertical to keep himself dry He then runs at a speed of 10 m s and find the rain drops to b hitting vertically The velocity of rain w r t man is 20 m s 30 m s 10 m s 10 3 m s