The setup of the experiment is slightly adjusted, but the weight of the meterstick is still 1N. See the picture in the linked worksheet. For the second experiment, scale 1 is pulled down with a force of 15.9 N. Scale 2 is located at the 34 cm mark on the meterstick. Scale 3 is located at the 75 cm mark on the meterstick. What is the reading of scale 3 in Newtons?

Scale 2 supports the stick, but not at 2 its center of mass. Pulling down at 1 and 3