# physics

(a) Find the magnitude of the total force of the traction apparatus applied to the leg, assuming è = 31°, the weight of the leg is 21 N and the weight hanging from the traction apparatus, m, is also 21 N.
1 N

(b) What is the horizontal component of the traction force acting on the leg?
2 N

(c) What is the magnitude of the force exerted on the femur by the lower leg?
3 N

1. 👍 0
2. 👎 0
3. 👁 343

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