Answer :
Final answer:
The question is about determining the pressure difference between two sections of a pipe with varying diameters in a horizontal setup using principles of fluid dynamics in Physics, suitable for high school students. Therefore the correct answer is A.
Explanation:
The student is likely in high school as the concepts of fluid dynamics and pressure differences are typically introduced at this level. In this case, the student is asked to consider water flow through two sections of pipe with different diameters in a horizontal setup and determine the pressure difference.
This involves understanding concepts such as the conservation of mass (continuity equation) and the conservation of energy (Bernoulli's equation) in fluid flow.
The pressure difference between two sections of a pipe with varying diameters can be determined through principles such as Bernoulli's equation, which relates the speed of the fluid and the pressure within a closed system.
Fluid dynamics is the study of the motion of fluids (liquids and gases) and the forces acting on them. It is a branch of fluid mechanics, which is a fundamental area of physics and engineering that deals with the behavior of fluids at rest and in motion.
Fluid dynamics plays a crucial role in various fields, including aerospace engineering, civil engineering, chemical engineering, meteorology, oceanography, and biomechanics.