Question Video: Analyzing Forces and Moments in a System in Equilibrium | Nagwa Question Video: Analyzing Forces and Moments in a System in Equilibrium | Nagwa

Question Video: Analyzing Forces and Moments in a System in Equilibrium

The forearm shown below is positioned at an angle 𝜃 with respect to the upper arm, and a 5.0-kg mass is held in the hand. The total mass of the forearm and hand is 3.0 kg. The total mass of the forearm and hand is 3.0 kilograms, and their center of mass is 15.0 cm from the elbow. What is the magnitude of the force that the bicep muscle exerts on the forearm for 𝜃 = 60°? What is the magnitude of the force on the elbow joint for a 𝜃 = 60°?

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