Term
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Definition
| A _______ is an optical device that allows us to see inside an engine without disassembling it. |
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Term
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Definition
| the _______ borescope uses a bundle of optical glass fibers |
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Term
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Definition
| the _______ borescope uses a bundle of optical glass fibers |
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Term
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Definition
| Liquid penetrant may be used to detect discontinuitiess that are (open or below) the surface |
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Term
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Definition
| penetrant inspection is based on the principle of _____ attraction |
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Term
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Definition
| a fault located with the flourescent penetrant method will show up as a (red or green) line. |
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Term
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Definition
| parts which are to be inspected using liquid penetrant (should or should not)be cleaned with an abrasive blast |
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Term
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Definition
| the time the pemetrant remains on the sureface of the part is known as the ____ time. |
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Term
water-soluble
post-emulsified
solvent-removable |
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Definition
| 3 types of penetrants used for liquid penetrant inspection. |
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Term
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Definition
| 3 types of develpoers that may be used with the liquid penetrant inspection method are? |
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Term
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Definition
| 2 methods of testing by magnetic particle inspection are: |
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Term
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Definition
| magnetic partical inspection may be used on ______ metal parts |
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Term
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Definition
| the magnetism that remains in a material after the magnitizing force is removed is known as _____ magnetism |
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Term
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Definition
| the ability is a material to retain magnetism after the magnetizing force is removed is called _______ |
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Term
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Definition
| the ease with which material can conduct lines of magnetic flux is called its ______ |
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Term
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Definition
| when magnetizing a part for magnetic part inspection, it must be magnetized in such a way that the line of flux are (parallel or perpendicular) to the susopected faults. |
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Term
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Definition
| 2 methods os magnetization for ag particle inspection are ______ and _____ |
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Term
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Definition
| when a part is placed between the head of the magnetizing machine and current flows the specimen, the part is magnetized by the _____ method |
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Term
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Definition
| when the part is placed in a coilthrough which the magnetizing current flows, the part is magnetized by the _____ method. |
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Term
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Definition
| the magnetic strength so a piece od materual is (strongest or weakest) at its surface. |
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Term
DC
Half wave rectified DC
AC |
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Definition
| 3 types of current that amy be used to magnetize a part for inspection are: |
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Term
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Definition
| AC magnetization is best suited for locatin(suface or subsurface) faults |
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Term
high permeability
low retentivity |
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Definition
| 2 imoprtant characterisics os the testingmedium used for magnetic particle inspection are: |
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Term
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Definition
| after the part has been inspected using the mag particle inspection method it must be _____ before returning it to service |
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Term
conductivity
permeability
mass
pressence of faults |
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Definition
| 4 pro[perties od a metal that makes eddy current nspection possible are: |
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Term
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Definition
| what are 2 methods of inspection that utilize eddy current principle |
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Term
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Definition
| ultrasonic wavesthat are used for nondestructive inspection vary in frequency from ____ kilohertz to ____ megahertz |
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Term
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Definition
| a ______ material is one that will produce an electrical potential when it is pressed,bent or oterwise distorted. |
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Term
longitudinal
transverse
surface |
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Definition
| 3 types of wves that can be introduced into a test specimen when using ultrasonic inspdtion are: |
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Term
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Definition
| 2 types of radiation energy (rays) used fo radiographioc inspection are: |
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Term
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Definition
| the (voltage or current) supplied to the anode of an x-ray tube determineds the energy of an x-ray |
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Term
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Definition
| the (voltage or current) supplied to the cathode of an x-ray tube determines the instensity of an x-ray |
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Term
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Definition
| gamma rays are produced by the disintegration os certain ______ |
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Term
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Definition
| the image formed on the photo graphioc film by either x-rays or gamma rays is a (positive or negative) representaion of the specicman being inspcted |
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Term
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Definition
| persons working around x-ray or gamma ray equipment should wear ____ film badges |
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