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(Solved): A 75-kg man stands on his toes by exerting an upward force through the Achilles tendon, as in the ...



A

75-kg

man stands on his toes by exerting an upward force through the Achilles tendon, as in the figure above. a) What is the force in the Achilles tendon if he stands on one foot?

N upward b) Calculate the force at the pivot of the simplified lever system shown that force is representative of forces in the ankle joint. N downward a) When opening a door, you push on it perpendicularly with a force of 54 N at a distance of 0.872 m from the hinges. What torque are you exerting relative to the hinges?

N*m

b) Does it matter if you push at the same height as the hinges? Enter "yes" or "no":

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