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ASNT PT LEV II HB


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Created by: ndthand
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d. capillary actionQuestion: 2. The speed with which a penetrant penetrates a surface flaw is influenced to the greatest extent by which of the following properties? a. density b. surface tension and wettability c. viscosity d. capillary action11false
d. all of the aboveQuestion: 70. Which of the following could be a source of false indications on a test specimen? a. penetrant on the test table b. penetrant on the hands of the inspector c. contamination of dry or wet developer with penetrant d. all of the above21false
penetrant36. Method to check overall performance of a liquid penetrant system is by: a. determining the viscosity of the penetrant b. measuring the wettability of the _____ c. comparing sections of artificially cracked specimens d. all of the above30true
affectc. is extremely important and will greatly _____ test results41true
materials5. PT testing method? a. PT is less flexible than the eddy current b. PT is less reliable than MT for surface defects ferromagnetic _____ c. PT will not detect fatigue cracks d. PT is more reliable than RT for minute surface discontinuities50true
rapidly33. Emulsifier in PT method is to: a. more _____ drive penetrant into deep, tight cracks b. react with and makes penetrant water washable c. add fluorescent dye or pigment to the penetrant d. provide a coating which developer can adhere60true
visibleb. make the indications _____71true
indications17. Which of the following is a possible cause for false penetrant _____? a. excessive washing b. inadequate application of developers c. penetrant or part too cold during penetration time d. lint or dirt80true
continuousa. dotted or smooth _____ line91true
performed47. Which is advantage of F. PT over visible type penetrants? a. exam _____ in well-lighted area b. small indications are more easily seen c. exam performed where water contact objectionable d. method less sensitive to disc contaminate100true
a. fatigue crackQuestion: 9. Which of the following discontinuities could be classified as a service induced discontinuity? a. fatigue crack b. porosity c. machining tear d. lap111false
required49. Which is advantage of SRVD PT over WW? a. no special lighting _____ b. they provide a quicker penetration of small openings c. small indications are more easily seen d. they can easily be carried out in the field and to remote areas120true
background19. Developer assists in the detection of the visible dye penetrant test indications by: a. providing a clean surface b. providing a contrasting _____ c. providing a dry surface d. emulsifying the penetrant bleed out130true
washing20. When using PE penetrants, difficulties during the washing operation can be overcome by: a. reapplying the emulsifier b. increasing the water _____ pressure used c. completely reprocessing the part d. dipping the part in boiling water140true
penetrants23. Fluorescent materials used in fluorescent _____ respond most actively to radiant energy with a wavelength of approximately: a. 700 rim b. 250 kV c. 365 nm d. 1 klx (100 ftc)150true
b. lapQuestion: 65. Which of the following is a discontinuity that might be found in a forging? a. shrinkage crack b. lap c. hot tear d. lamination161false
solvent24. Remove excess penetrant for SRVD PT? a. solvent squirting surface < 276 kPa (40 psi) b. wiping: soaking wet cloth, then dry cloth c. wiping: _____ damp cloth, then dry cloths d. wiping: dry paper wipes, then solvent damp, then dry cloth170true
properly11. Which of the following foreign matter might block the openings of discontinuities if the surface of a test specimen is not _____ cleaned? a. paint b. scale c. core and mold material d. all of the above180true
c. continuous lineQuestion: 14. The penetrant indication of a forging lap will normally be a: a. round or nearly round indication b. cluster of indications c. continuous line d. dotted line #191false
a. vapor degreasingQuestion: 22. Of the methods listed below, the most effective means of precleaning a test item to remove organic contaminants such as grease prior to a penetrant test is: a. vapor degreasing b. detergent cleaning c. hot water rinse d. solvent wiping201false