1. Which is not a recommended method for surface cleaning of a part for liquid penetrant examination?
a) Cleaning with organic solvents.
b) Blasting with shot or dull sand.
c) Cleaning with de-greasers.
d) Use of de-scaling solutions.
e) Ultrasonic cleaning methods. - CORRECT ANSWER b) Blastin...
8. Where deviations from the drawings are warranted the inspector should do which of the following?
a) Authorize approval of the changes.
b) Obtain official approval for the changes.
c) Reject the work without any further consideration.
,d) Stop the work until drawing revisions have been completed. - CORRECT ANSWER b) Obtain official
approval for the changes.
9. With the appropriate electrode, which of the following welding processes can operate with or without
a shielding gas:
a) Electrogas welding process.
b) Gas metal arc welding process.
c) Flux cored arc welding process.
d) Submerged arc welding process.
e) Pulsed gas metal arc welding process. - CORRECT ANSWER c) Flux cored arc welding process.
10. If there is inadequate penetration at the root of a double vee groove, which of the following
statements best defines the reason for this:
a) Groove angle exceeds specified amount.
b) Root opening too large.
c) Groove depth too large causing melt through on the second side
d) Groove angle is too small.
e) Excessive plate thickness. - CORRECT ANSWER d) Groove angle is too small
11. The continuous method of magnetic particle inspection means:
a) Carrying out all the steps in the process without pause.
b) Using DC current.
c) Applying magnetic particles to the weld while the current is flowing in the yoke.
d) Applying magnetic particle to the test surface while current flows from one leg of the yoke
through the material to the other leg of the yoke.
e) Precautions must be taken to prevent over-magnetization of the material. - CORRECT ANSWER c)
Applying magnetic particles to the weld while the current is flowing in the yoke.
12. From the welding problems identified below which one of the five does not fit the pattern
established
, by the other four?
a) Insufficient throat.
b) Incorrect bevel angle.
c) Loss of shielding gas.
d) Improper fit up.
e) Use of wrong consumable. - CORRECT ANSWER a) Insufficient throat.
13. A 10 mm fillet weld has a nominal:
a) Throat dimension of 10 mm.
b) Area of 10 sq. mm.
c) Leg size of 1 0 mm.
d) Face width of 10 mm. - CORRECT ANSWER c) Leg size of 1 0 mm.
14. Which welding process has an arc drawn between the workpiece and the member being welded to
it? 0
a) SAW.
b) CAW-G.
c) PAW.
d) EGW.
e) SW. - CORRECT ANSWER e) SW.
15. When performing liquid penetrant examination, excess penetrant removal comes after which one of
the following penetrant steps:
a) Application of developer.
b) Application of penetrant
c) Penetrant dwell time.
d) Final surface cleaning.
e) Drying of the material under test. - CORRECT ANSWER c) Penetrant dwell time
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