Home-stretch 15. The coaster needs to come to a complete stop by the time it reaches point I. Calculate the deceleration of the coaster as it moves from point H>L 16. How much force is required to produce this deceleration (ignore friction). 17. Calculate the impulse imparted onto the coaster to make it stop (hint.think change in momentum)
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- I. Conceptual Physics. Justify your answer. 1. A 10-gram rubber ball and a 10-gram clay ball are thrown at a wall with equal initial speeds. The rubber ball bounces, the clay ball sticks. Which ball exerts a larger impulse on the wall? Justify your answer.please help with these questionsA 1,250 kg car is stopped at a traffic light. A 3,550 kg truck moving at 8.33 m/s hits the car from behind. a). What is the initial momentum of the system? b). What must be the final momentum of the system? c). If the bumpers of the car and truck lock, how fast will the two vehicles move together?
- Problem 1 (use impulse and momentum method) The 150 kg box is subjected to forces as shown. If it starts from rest, determine its speed after travelling for 10 seconds under the effect of those forces. The coefficient of kinetic friction between the box and the floor is 0.3. USE WORK AND ENERGY PRINCIPLE 1000 N 800 N 30A very massive object traveling at 10 m/s strikes a light object, initially at rest, and the light object moves off in the direction of travel of the heavy object. If the collision is elastic, the speed of the lighter object is: O a. 5.0 m/s O b. 10 m/s O c. 15 m/s O d. 20 m/s O e. Can't tell from the information given.1. Calculate the magnitude of the impulse during the collision. 2. Calculate the magnitude and direction of the velocity of the 4.0 kg cart after the collision. 3. Calculate the mass m of the second cart