Researcher often use force plates to measure the forces that people exert against the floor during movement. A force plate works like a bathroom scale, but it keeps a record of how reading changes with time. Figure below shows the data from a force plate as a woman jumps straight up and then lands. TITE Still Push-off Landing Still In air F (N) 1500 1000 500 t (s) 0.25 s a) What was the vertical component of her acceleration during push-off? b) What was the vertical component of her acceleration while in the air? c) What was the vertical component of her acceleration during the landing? d) What was her speed as her feet left the force plate? e) How high did she jump?

College Physics
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Chapter1: Units, Trigonometry. And Vectors
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Researcher often use force plates to measure the forces that people exert against
the floor during movement. A force plate works like a bathroom scale, but it keeps
a record of how reading changes with time. Figure below shows the data from a
force plate as a woman jumps straight up and then lands.
Still
Push-off
Landing
Still
In air
F (N)
1500
1000
500
t (s)
0.25 s
a) What was the vertical component of her acceleration during push-off?
b) What was the vertical component of her acceleration while in the air?
c) What was the vertical component of her acceleration during the landing?
d) What was her speed as her feet left the force plate?
e) How high did she jump?
Transcribed Image Text:СВР-05 Researcher often use force plates to measure the forces that people exert against the floor during movement. A force plate works like a bathroom scale, but it keeps a record of how reading changes with time. Figure below shows the data from a force plate as a woman jumps straight up and then lands. Still Push-off Landing Still In air F (N) 1500 1000 500 t (s) 0.25 s a) What was the vertical component of her acceleration during push-off? b) What was the vertical component of her acceleration while in the air? c) What was the vertical component of her acceleration during the landing? d) What was her speed as her feet left the force plate? e) How high did she jump?
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