Creado por That Yeti Dog Person
hace casi 4 años
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Pregunta | Respuesta |
_____ 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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