Chapter 02 - Linear Kinema X M Quiz: Test 1 x Dashboard x 1 + ure.com/courses/46664/quizzes/147870/take +0.13 m/s Question 13 If the dynamic coefficient of friction (u) between two objects is 0.5 and the dynamic friction (FD) is 120N, what is the normal contact force (R)? 60 N 120 N O 240 N O 0.0042 N Question 14 If walking speed of a person is 1.5m/s and cadence is 1.67steps/s, what is the step length? O 3.5m O 0.90m 167m 0.70m Use the diagram below to answer the next FOUR questions: A B 800m C Ed hp