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15) Jack has a mass of 50 kg and Jill has a mass of 40 kg. If they both on an ice rink and push off from each other, determine Jack's speed. After they push off from each from each other, Jill is moving to the right at 5 m/s. Show work. A) 4 m/s to the left B) 4 m/s to the right C) 5 m/s to the right D) none of the above

15) Jack has a mass of 50 kg and Jill has a mass of 40 kg. If they both on an ice rink and push off from each other, determine Jack's speed. After they push off from each from each other, Jill is moving to the right at 5 m/s. Show work. A) 4 m/s to the left B) 4 m/s to the right C) 5 m/s to the right D) none of the above

College Physics
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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Please answer 15 and 16
A) Kate B) Kylie C) both needed the same power 15) Jack has a mass of 50 kg and Jill has a mass of 40 kg. If they both on an ice rink and push off from each other, determine Jack's speed. After they push off from each from each other, Jill is moving to the right at 5 m/s. Show work. A) 4 m/s to the left B) 4 m/s to the right C) 5 m/s to the right D) none of the above 16) A 2kg ball moving at 4 m/s to the right gets into an inelastic collision with a 3 kg ball at rest. Determine the speed of both objects after the collision. Show work. A) 1.6 m/s to the right B) 4 m/s to the right C) 16 m/s to the right D) 1 m/s to the left 17) If an object is raised twice as high, its potential energy will be A) half as much B) twice as much. C) four times as much. D) impossible to determine unless the time is given. 18) A box is being pulled across a rough floor at a constant speed. What can you say about the work done by friction? W- VL06FrictionDa....docx horizontal.pdf Syllabus (10).pdf PHY116Summer2...pdf
Transcribed Image Text:A) Kate B) Kylie C) both needed the same power 15) Jack has a mass of 50 kg and Jill has a mass of 40 kg. If they both on an ice rink and push off from each other, determine Jack's speed. After they push off from each from each other, Jill is moving to the right at 5 m/s. Show work. A) 4 m/s to the left B) 4 m/s to the right C) 5 m/s to the right D) none of the above 16) A 2kg ball moving at 4 m/s to the right gets into an inelastic collision with a 3 kg ball at rest. Determine the speed of both objects after the collision. Show work. A) 1.6 m/s to the right B) 4 m/s to the right C) 16 m/s to the right D) 1 m/s to the left 17) If an object is raised twice as high, its potential energy will be A) half as much B) twice as much. C) four times as much. D) impossible to determine unless the time is given. 18) A box is being pulled across a rough floor at a constant speed. What can you say about the work done by friction? W- VL06FrictionDa....docx horizontal.pdf Syllabus (10).pdf PHY116Summer2...pdf
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