National Council of Examiners for Engineering and Surveying (NCEES) Fundamentals of Engineering (FE) Civil Practice Exam

The dimensionless factor 0.375 in the equation V = 0.375hwl is used to estimate the capacity of the dozer's blade in loose cubic yards. This factor is derived from empirical studies and reflects the effective volume that can be moved by the dozer under typical operating conditions. The relationship incorporates the height of the blade (h), the width of the blade (w), and the length of the dozer (l) to calculate the volume of material being moved.

This factor accounts for the way the dozer interacts with the material being pushed, including the influence of the blade's design and the nature of the material being handled. It helps translate the physical dimensions of the blade into a practical volumetric capacity, making it a crucial element for operators to understand how much loose material they can expect to handle in a single pass.

The other options do not accurately represent the role of 0.375 in this context. The weight of the dozer and the height or length of the dozer itself pertain more to the dozer’s performance and stability but do not directly influence the volumetric capacity represented by the equation.