1 out of 10 attempts A person stands on the ball of one foot. The normal force d

Question

1 out of 10 attempts A person stands on the ball of one foot. The normal force due to the ground pushing up on Assistance the ball of the foot has magnitude 741 N. Ignoring the weight of the foot itself, the other si Check My Work gnificant forces acting on the foot are the tension in the Achilles tendon pulling up and the force of the tibia pushing down on the ankle joint. View Hint Show Me Guided Solution Practice This Qu Print Question Help Report a Problem Gastrocnemius soleus muscles Tibia F Achilles 1a Achilles tendon- Calcaneus heel bone)

Explanation / Answer

Simply sum the vertical forces and equate it to zero.

Sum of all the forces = 0

=> F_achilles - F_tibia + N = 0

=> F_tibia = F+achilles + N

= 2269 + 741

= 3010 N

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