Worksheets 9. An object of mass 2.5 kg travelling at a speed of 4.6 m/s in a direction of 35\" [N of E] collides with a stationary target of mass 4.3 kg. After the collision, the target object moves off with a speed of 2.6 m/s due East. What is the velocity of the incident object aer the collision? 10. A truck weighing 7500 kg travelling with a speed of 10.0 m/s due South on an icy road collides with a Nissan weighing 500 kg travelling at 30.0 m/s due East, What is the common nal velocity of the wreckage? (Ignore friction)