Saved Bookmarks
| 1. |
Two persons A and B are walking with speed 4km/hr and 5km/hr respectively in the same direction . Find how far will B be from A after 2hrs |
|
Answer» Answer: Relative VELOCITY of B w.r.t A Vba = Vb - Va = 5-4 = 1 therefore DISTANCE of b from a after two hrs will be, d= Vba X t = 1 x 2 = 2 km ans is 2 km hope it helps :) |
|