The original argument is if standing on the end of the arm would apply more down force than standing on the arm closest to the upright. In the first picture the kitchen scale shows 100 grams with the weights directly on top of the scale. The second picture shows the same 100 grams with the...
Thanks for the help everyone. I think I have him convinced I am right. Using some of my daughters toys and a scale, I performed a small scale experiment last night and sent him the pictures. It is a hydraulic lift and standing on the arms does cause it to lower a little faster if there is no car...
My dad has a car lift in his garage with arms that swing out and extend under the car. He says that when you are lowering the lift without a vehicle on it if you stand on the end of the arm then it will apply more downward force causing the lift to lower faster. I think that it doesn't matter...