Question: A Persons’s Biceps Branchii Muscle Has A Distance Of Attachment 3.4 Cm. The Person Has Their Shoulder And Elbow Flexed 90 Degrees Such That Their Forearm Is Horizontal. In Their Current Posture The Muscle Has An Angle Of Attachment Of 90 Degrees. They Are Contracting Their Biceps To Pull Horizontally On A Handle In Their Hand With A Force Of 117 N Acting …
a persons’s biceps branchii muscle has a distance of attachment3.4 cm. the person has their shoulder and elbow flexed 90 degreessuch that their forearm is horizontal. in their current posture themuscle has an angle of attachment of 90 degrees. they arecontracting their biceps to pull horizontally on a handle in theirhand with a force of 117 N acting perpendicular to their forearmand the handle is 24 cm from their elbow. the mechanical advantageof the lever system is ?