2. A soccer player is kicking a ball. At the specific instant in time, the following information is given: Linear velocity of hip: vµ = +2.0™ {− S Angular velocity of knee w.r.t. hip: @K/H 0.1mj = +8 rad S rad k Angular velocity of ankle w.r.t. knee: WA/K = +4 k Length of lower leg: Llow = 0.45 m Length of upper leg: Lhigh = 0.5 m What is the linear velocity of the ankle VA? S Answer: VA 4.564 i-3.659 j 2 A H 60° 30° Low K Lhigh

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
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2. A soccer player is kicking a ball. At the specific instant in time, the following information is given:
m
Linear velocity of hip: VH = +2.0 -
Angular velocity of knee w.r.t. hip:
S
WK/H
0.1 mj
S
rad
rad
= +8
k
Angular velocity of ankle w.r.t. knee:
WA/K
= +4
S
Length of lower leg: Llow = 0.45 m
Length of upper leg: Lhigh = 0.5 m
What is the linear velocity of the ankle VA?
Answer: VA=4.564 i - 3.659 j
22
A
H
60°
30°
Low
Lhigh
Transcribed Image Text:2. A soccer player is kicking a ball. At the specific instant in time, the following information is given: m Linear velocity of hip: VH = +2.0 - Angular velocity of knee w.r.t. hip: S WK/H 0.1 mj S rad rad = +8 k Angular velocity of ankle w.r.t. knee: WA/K = +4 S Length of lower leg: Llow = 0.45 m Length of upper leg: Lhigh = 0.5 m What is the linear velocity of the ankle VA? Answer: VA=4.564 i - 3.659 j 22 A H 60° 30° Low Lhigh
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