4) Listen An athlete is doing a seated knee extension exercise. The knee is almost fully extended, holding up 32 kg of weight. The horizontal distance from the axis of rotation of the knee to the centre of mass of the weight is 45cm. The mass of the lower leg is 8.4 kg and it's horizontal distance from the axis of rotation is 20 cm. In this position the quadriceps are pulling at a 20 degree angle (above the right horizontal) and are inserted 5.5cm below the knee. Foust Faeight FeoM STEP 4: What is the force of the quadriceps? Please record this answer for use in a future step. Please use 2 digits after the decimal. Formula Sheet for Introduction to Biomechanics Final Your Answer: 14126.4 N. Answer
4) Listen An athlete is doing a seated knee extension exercise. The knee is almost fully extended, holding up 32 kg of weight. The horizontal distance from the axis of rotation of the knee to the centre of mass of the weight is 45cm. The mass of the lower leg is 8.4 kg and it's horizontal distance from the axis of rotation is 20 cm. In this position the quadriceps are pulling at a 20 degree angle (above the right horizontal) and are inserted 5.5cm below the knee. Foust Faeight FeoM STEP 4: What is the force of the quadriceps? Please record this answer for use in a future step. Please use 2 digits after the decimal. Formula Sheet for Introduction to Biomechanics Final Your Answer: 14126.4 N. Answer
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Transcribed Image Text:Listen
An athlete is doing a seated knee extension exercise. The knee is almost fully
extended, holding up 32 kg of weight. The horizontal distance from the axis of
rotation of the knee to the centre of mass of the weight is 45cm. The mass of the
lower leg is 8.4 kg and it's horizontal distance from the axis of rotation is 20 cm. In
this position the quadriceps are pulling at a 20 degree angle (above the right
horizontal) and are inserted 5.5cm below the knee.
Found
Fweight
FeoM
STEP 4: What is the force of the quadriceps? Please record this answer for use in a
future step. Please use 2 digits after the decimal.
Formula Sheet for Introduction to Biomechanics Final
Your Answer:
14126.4
Answer
units
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