Q 5(d) [7 Marks] Consider a woman with mass 60 kg running. During the stance phase her vertical (Y) and horizontal (X) g

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Q 5 D 7 Marks Consider A Woman With Mass 60 Kg Running During The Stance Phase Her Vertical Y And Horizontal X G 1 (72.25 KiB) Viewed 36 times

Q 5(d) [7 Marks] Consider a woman with mass 60 kg running. During the stance phase her vertical (Y) and horizontal (X) ground reaction forces vary as shown in Figure 5.2. What is her change in velocity between the start of the stance phase (t = 0 s) and the end of the stance phase (t = 1.0 s). Ground Reaction Force (Y Component) Ground Reaction Force (X Component) Force (Newtons) 900 800 700 600 500 400 300 200 100 0 0 Force (Newtons) 250 200 150 100 50 0 -50 -100 - 150 -200 -250 - - 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 - 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 Time (Seconds) Time (Seconds)