Question: How much compression acts on the patellofemoral joint when a person squats in knee flexion (a) 10 and (b) 135? Assume the moment arm of

How much compression acts on the patellofemoral joint when a person squats in knee flexion (a) 10° and (b) 135°? Assume the moment arm of quadriceps is 40 mm at (a) and 25 mm at (b). The moment arm of body weight (500 N) is 5 cm at (a) and 25 cm at (b). (Rounding to the nearest integer)

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