Chronology Current Month Current Thread Current Date
[Year List] [Month List (current year)] [Date Index] [Thread Index] [Thread Prev] [Thread Next] [Date Prev] [Date Next]

Re: [Phys-l] buoyancy on a submerged pole



Chuck Britton wrote:

How do you 'explain' the contact force?
How does your chair 'know' how much upward force to exert.
Is the chair an 'agent'?

... also dealt with at the end of my last post.

John Mallinckrodt
Cal Poly Pomona