8. Two identical pucks of mass 40 grams on an air hockey table collide (no friction). Puck Ais traveling at 15 m/s when it collides with Puck B, which is initially at rest. After thecollision, both pucks travel in the same direction, with puck A moving at 6 m/s and puckB moving independently of A (no sticking).a. Find the initial momentum of both puck A and puck B before the collision.b. Calculate the final velocity of puck B after the collision.c. Calculate the final momentum of each puck after the collision.d. Calculate the total final momentum between the two pucks. How does it compareto the total momentum before the collision?9. Rosita needs to purchase a sump pump for her basement that must carry 10.0 kg ofwater to a height of 3.0 m every minute.a. How much work is done by the pump in moving 10.0 kg of water?b. How much power must the pump use to complete its task?10. A 700 kg roller coaster car travels along the tracks shown below. At point A, the car is 60m above the ground and traveling at 1 m/s. The car is 35 m and 12 m above the groundat points B and C, respectively. Assuming all energy is conserved, find the velocity of thecar at points B and C.Name:11. A basketball of mass 0.5 kg at rest is dropped from a height of 2.0 m.a. Use the kinematic equations to find the speed the ball when it hits the ground.b. Now calculate the speed of the ball when it hits the ground using yourunderstanding of energy conservation.c. Find the momentum of the ball as it hits the ground.d. Assuming no energy is lost in the collision, how high should the ball bounce afterhitting the ground?e. What factors keep the ball from achieving the height you found in part d?12. The diameter of a car tire is 0.8 m. Initially, the car is traveling at 12 m/s.a. Find the angular speed of the tire.b. The car accelerates to a speed of 30 m/s over 5 seconds. Find the linear andangular acceleration of the tire over this period.c. Find the angular speed of the tire while the car is traveling at 30 m/s. How doesthe difference in linear speeds compare to the difference in angular speeds?

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Two identical pucks of mass 40 grams on an air hockey table collide (no friction). Puck A is traveling at 15 m/s when it collides with Puck B, which is initially at rest. After the collision, both pucks travel in the same direction, with puck A moving at 6 m/s and puck B moving independently of A (no sticking). a. Find the initial momentum of both puck A and puck B before the collision. b. Calculate the final velocity of puck B after the collision. c. Calculate the final momentum of each puck after the collision. d. Calculate the total final momentum between the two pucks. How does it compare to the total momentum before the collision?

Two identical pucks of mass 40 grams on an air hockey table collide (no friction). Puck A is traveling at 15 m/s when it collides with Puck B, which is initially at rest. After the collision, both pucks travel in the same direction, with puck A moving at 6 m/s and puck B moving independently of A (no sticking). a. Find the initial momentum of both puck A and puck B before the collision. b. Calculate the final velocity of puck B after the collision. c. Calculate the final momentum of each puck after the collision. d. Calculate the total final momentum between the two pucks. How does it compare to the total momentum before the collision?

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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