NABCEP Technical Sales Exam 2025 – 400 Free Practice Questions to Pass the Exam

In a hydraulic analogy, pressure is compared to voltage in electrical systems. This analogy draws parallels between how fluid dynamics operate in a hydraulic system and how electrical circuits function.

In this context, pressure in a fluid system represents the potential energy that drives fluid through the system, similar to how voltage in an electrical system provides the potential energy that drives electric current through a circuit. Just as higher pressure can move more water through the pipes, higher voltage can push more electric charge through a conductor.

This relationship helps in understanding how energy is transferred and what factors can influence the flow in both systems, allowing students to map concepts from hydraulics to electronics effectively. Thus, recognizing pressure as analogous to voltage aids in grasping the fundamentals of both fields, enhancing comprehension of electrical behavior by visualizing it using more familiar hydraulic concepts.