Question

what are the forces affecting buoyancy

Answer 1

The Upward Buoyancy force on an object acts through the center of buoyancy, being the centroid of the displaced volume of fluid. The Weight force on the object acts through its centre of gravity.

Answer 2

The upward buoyancy forces on an object acts through the center of buoyancy, being the centroid of the displaced volume of fluid. The weight forces on the object acts through its center of gravity.