Rhode Island Journeyman Plumber Practice Exam

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Study for the Rhode Island Journeyman Plumber Exam. Prepare with flashcards and multiple choice questions, each with hints and explanations. Achieve success in your plumbing career!

Each practice test/flash card set has 50 randomly selected questions from a bank of over 500. You'll get a new set of questions each time!

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What type of valve controls the direction of flow in a plumbing system?

Check valve
Ball valve
Gate valve
Directional valve

The correct answer is: Directional valve

A directional valve is specifically designed to control the direction of flow within a plumbing system. This type of valve allows fluid to flow in different pathways, making it essential for systems where the flow direction may need to be altered based on operational requirements. Directional valves are commonly used in hydraulic and pneumatic systems, but they also have applications in plumbing, particularly in scenarios where directing the flow is necessary for proper system function. On the other hand, a check valve allows fluid to flow in one direction only, preventing backflow. A ball valve is primarily used to start or stop the flow but does not inherently control the direction of flow. A gate valve is designed to allow or stop the flow of water, typically in a linear fashion, and does not manage the direction of flow like directional valves do. Understanding these distinctions helps clarify why a directional valve is the right choice for managing flow direction in plumbing systems.