Recreational Vehicle (RV) Technician Practice Test

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Prepare for the RV Technician Test. Utilize flashcards and multiple choice questions with helpful hints and explanations. Get exam-ready!

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 material is used to support or separate conductors due to its high resistance?

A conductor
A superconductor
An insulator
A resistor

The correct answer is: An insulator

The correct answer is based on the function of insulating materials in electrical applications. Insulators are materials that resist the flow of electric current, effectively supporting or separating conductors in electrical systems. This attribute is crucial in preventing unintended electrical contact, which could lead to short circuits or electrical shocks. Insulators are used to coat or separate conductive materials, ensuring that the flow of electricity is directed along intended paths without leakage. Common insulators include rubber, glass, and certain plastics, all of which have high resistance and can safely contain electrical conductors. Other materials mentioned in the choices serve different functions. Conductors facilitate the flow of electricity, superconductors allow electricity to pass without resistance under certain conditions, and resistors are components designed to limit or control current flow in a circuit. Their primary functions do not include providing the high resistance necessary for separating or supporting conductors as insulators do.