Problem Solving :
1. On your way to church, the motorcycle you are riding travels 3.5km east, then 2.4km south. The total time of your travel is 25 mins. What is you average speed and average velocity?
2. A 35000kg truck has take-off with an acceleration of 1.5 m/s². Solve for the net force acting on the truck.
3. Two trucks of equal mass collided. The first truck was running at 90km/h while the other car was running at 65km/h. If the cars got stuck after the collision, with what velocity did the crashed truck move?
4. An airplain engine develops a forward force of 20,000 N. Find the power out put of the airplane if it is at a constant speed of 250m/s.
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