28224175
Description
Flashcards by That Yeti Dog Person, updated more than 1 year ago
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Created by That Yeti Dog Person
over 3 years ago
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| Question | Answer |
| _____ is a protetive coating or sheath applied to a conductor. | Insulation |
| Inulation's most important function is to prevent electrical _____. | shorts |
| __________(__) insulation is a type of plastic used to make plastic pipes, children's toys, and lawn furniture. | polyvinylchloride (PVC) |
| The abbreviation PVC stands for _______. | polyvinylchloride |
| ____ insulation can withstand higher temperatures than rubber insulation. | PVC |
| The standard PVC jacket can be improved by adding an outer coating of ____. This coating improves the wire's resistance to abrasion and increases the temp. the wire can withstand. | nylon |
| A special type of high-temp. PVC jacket is made of _____ PVC. | irradiated |
| _____ is the deliberate exposure to radiation during manufacturing. | Irradiation |
| ________ (___) can withstand even higher temperatures than PVC insulation. | Fluorinated ethylene-propylene (FEP) |
| The abbreviation FEP stands for _______. | fluorinated ethylene-propylene |
| If an outer coating of _______ is used over an FEP insulator, the maximum operating temperature increases. | fiberglass braid |
| ____ insulation is often used for data transmission cables where protection from heat is very neccessary. | FEP |
| _____ is used as an outer jacket on many types of wire and cables. | Teflon |
| _____ is a high-temperature insulator and has a good chemical resistance. | Teflon |
| _______ can be used on single wires. | Varnished cambric |
| _______ is a linen or cotton fabric that's been infused with varnish (or insulating oil) and baked. It's used for electrical insulating purposes. | Varnished cambric |
| The voltage rating of a conductor depends on the ____ of insulator used and the _____ of it. | type, thickness |
| Special test devices are used to check the quality of wire insultaion. These devices are called _______ and _______. | high-pot tester, megohm meter |
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