What is the principal cause of action of buoyant force on a body submerged partially or fully in fluid?
(a) Displacement of fluid due to submerged body
(b) Development of force due to dynamic action
(c) Internal shear forces mitigating external forces
(d) None of the mentioned
The question was asked during an internship interview.
This intriguing question originated from Bouyancy topic in chapter Buoyancy and Floatation of Fluid Mechanics