You are watching the K-drama “Twenty-five, Twenty-one” when you try to apply your recent topic in Physics about collisions. Na Hee do (50kg) is fencing westward at a speed of 1 5m/s has a head-on collision with Ko Yurim (45kg) who is fencing towards cast at 5m/s. If the two of them arc locked together after collision, what is their final velocity?

Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter9: Momentum And Its Conservation
Section: Chapter Questions
Problem 77A
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You are watching the K-drama “Twenty-five, Twenty-one” when you try to apply your recent topic in Physics about collisions. Na Hee do (50kg) is fencing westward at a speed of 1 5m/s has a head-on collision with Ko Yurim (45kg) who is fencing towards cast at 5m/s. If the two of them arc locked together after collision, what is their final velocity?
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