ierra holds a box in her hand using her elbow flexor muscles (see picture). Her forearm is at a 35° angle relative to the horizontal. a.) If the distance along the forearm from the box (the resistance) to the elbow joint is 0.28m long and the arm is at an angle of 35°, what is the length of the moment arm of the weight (Fwt) of the box?

Physics for Scientists and Engineers: Foundations and Connections
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Chapter25: Gauss’s Law
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ierra holds a box in her hand using her elbow flexor muscles (see picture). Her forearm is at a 35° angle relative to the horizontal.

a.) If the distance along the forearm from the box (the resistance) to the elbow joint is 0.28m long and the arm is at an angle of 35°, what is the length of the moment arm of the weight (Fwt) of the box?

F.
43 N
35
Transcribed Image Text:F. 43 N 35
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