NCEES Fundamentals of Engineering (FE) Chemical Practice Exam 2026 - Free Practice Questions and Study Guide

When the weight of a floating body exceeds the buoyant force acting on it, the body will sink. This principle is based on Archimedes' principle, which states that the buoyant force is equal to the weight of the fluid displaced by the submerged part of the body. If the weight of the body surpasses this buoyant force, there is not enough upward force to counteract the downward force of gravity acting on the body. As a result, the body will sink until it either displaces enough fluid to generate a buoyant force that equals its weight or reaches the bottom.

In this situation, the factors influencing the buoyant force, such as the volume of fluid displaced, do not change quickly enough to support the weight of the body. Thus, the consequences of this imbalance between weight and buoyant force lead to sinking. Understanding these concepts is essential in fields such as naval architecture and fluid mechanics, where the stability and behavior of floating objects are critical.