Physics

Physics

Problem

Car A is moving due east at 20 m s−120\,\text{m\,s}^{-1} and car B is moving due east at 30 m s−130\,\text{m\,s}^{-1}. What is the velocity of B relative to A? a) 50 m s−150\,\text{m\,s}^{-1} east b) 10 m s−110\,\text{m\,s}^{-1} west c) 10 m s−110\,\text{m\,s}^{-1} east d) 25 m s−125\,\text{m\,s}^{-1} east

Browse the problem library