I found out there would not be a bouyant force. I wish school would not "define" buoyancy with its formula. I found your reply to someone asking about a perfect seal cone on the bottom of a pool, which applies to my question.
EDIT: I thought of a new question now... why do bubbles "stick" to...
I have... a lot. That's why I came to the forum. I know that the definition of buoyancy has to do with displacement weighing more than the body itself but then I had to start thinking of why this happens. This seems out of my spectrum, hence me coming to the forum.
There is a container full of water with a hole in the bottom. The hole is sealed and fits water-tight around an enclosed cylinder (like a straw sealed at both ends). The cylinder still moves easily vertically and it is inserted in such a way that it protrudes out both the top and bottom of the...