A 1600-kg car traveling with a velocity of 23 m/s north collides head-on with a 3200-kg truck traveling with a velocity of 12 m/s south. Immediately after the collision, the velocity of the car is 5 m/s south. Take north as the positive direction. (a) What is the velocity of the truck immediately after the collision? m/s. (b) What impluse is delivered to the car by the truck? N-S (c) What impluse is delivered to the truck by the car? N.S