Question
Asked Nov 21, 2019
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The leg and cast in the figure below weigh 160 N (w1). Determine the weight w2 and the angle α needed so that no force is exerted on the hip joint by the leg plus cast.

w2 = ?

α=?

LL
110 N 40
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LL 110 N 40

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Expert Answer

Step 1

the tension on the strings are ...

(110N) sin 40° w, sin a 160 N
(110N) cos 40= wy cos a
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(110N) sin 40° w, sin a 160 N (110N) cos 40= wy cos a

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