Physics, 23.09.2019 19:30 devarious83

In the doorknob shown above, when the handle is rotated a distance of 189 millimeters, the spindle is rotated a distance of 27 millimeters. what is the mechanical advantage of this doorknob? a. 7 b. 27 c. 189 d. 20

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In the doorknob shown above, when the handle is rotated a distance of 189 millimeters, the spindle i...