Chris Lahey wrote: > > I got the same 20 lbs in my calculations, but I don't think you get to > double it. If I'm the gent, my hand is putting 20 lbs of force on the > ladies back. At the same time, her back is putting 20 lbs of force on my > hand. When we carry a 20 lb object, we're pulling up with 20 lbs of force > and it's pulling down with 20 lbs of force, but we don't call it 40 lbs of > force.
Sure. The doubling comes from 20lbf per person. It takes 20lbf to hold me in, and 20lbf to hold them in, so between us we need 40lbf to stay together. > > There's also the fact that despite some of the radial acceleration > coming from centripital force, I suspect some of it comes from the > feet. > That might be important. I'm not sure how to measure that. If someone wants to bring a bathroom or similar scale to the concord scout house tonight, I would be curious to measure this. Jeff
