1. (25pts) The diagram below describes a person's forearm holding a weight at hand (D). Fly O: elbow A: biceps origin B:
Posted: Mon May 09, 2022 9:47 am
1. (25pts) The diagram below describes a person's forearm holding a weight at hand (D). Fly O: elbow A: biceps origin B: biceps insertion C: mass center D: hand Fjx Im = 3kg W = 10N a 20cm b= 5cm 10cm L = 25cm 8 = 60° mg 1 W (1) (15pts) Estimate the angle a as a function of a, b, and 0. (2) (10pts) Estimate muscle force Fn and joint reaction forces Fx, Fjy as functions of W.m. a, b,r.1, 0.