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CWI - PRE TEST QUESTIONS AND ANSWERS 100% PASS

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CWI - PRE TEST QUESTIONS AND ANSWERS 100% PASS Selection of the electrode holder size used for SMAW welding is based on? A. Type of electrodes to be used B. Type of base material to be welded C. Both type of electrodes to be used and type of base material to be welded D. Amperage to be used E. None of the above - D. The welding inspector is not responsible for checking to make sure all welding and testing personnel have adequate certifications. A true B false - B Acetylene becomes unstable above what pressure? 2Brittie Donald, All Rights Reserved © 2025 A. 5 psi B. 10 psi C. 15 psi D. None of these - C. Electric currents above approx 6 milliampres are considered A. Not harmful B. Primary currents C. Harmful D. Secondary currents E. Primary currents and harmful - E. The upper limits of preheat and inter pass temperatures for quenched and tempered steels are specified for what reasons? A. To avoid cracking in the weldment B. To keep the weld metal from becoming too strong 3Brittie Donald, All Rights Reserved © 2025 C. To maintain the strength in the base metal heat affected Zone D. To keep deposition rate to a minimum E. To avoid cracking in the weldment and to maintain the strength in the base metal heat affected zone. - C. Which gases can be used for OFW? A. MAPP B. Acetylene C. Natural D. Propane E. All of these - B. Which of the following discontinuities are not associated with GMAW? A. Slag inclusions B. Porosity C. Tungsten inclusions D. a and b 4Brittie Donald, All Rights Reserved © 2025 E. a and c - E. Which NDT method is considered to be a true volumetric test? A. RT B. UT C. PT D. MT E. ET - B. When carbon arc welding (CAW) was used, the pro

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CWI - PRE TEST QUESTIONS AND
ANSWERS 100% PASS

Selection of the electrode holder size used for SMAW welding is based on?




A. Type of electrodes to be used


B. Type of base material to be welded


C. Both type of electrodes to be used and type of base material to be welded


D. Amperage to be used


E. None of the above - ✔✔D.


The welding inspector is not responsible for checking to make sure all welding and

testing personnel have adequate certifications.




A true


B false - ✔✔B


Acetylene becomes unstable above what pressure?



Brittie Donald, All Rights Reserved © 2025 1

,A. 5 psi


B. 10 psi


C. 15 psi


D. None of these - ✔✔C.


Electric currents above approx 6 milliampres are considered




A. Not harmful


B. Primary currents


C. Harmful


D. Secondary currents


E. Primary currents and harmful - ✔✔E.


The upper limits of preheat and inter pass temperatures for quenched and tempered

steels are specified for what reasons?




A. To avoid cracking in the weldment


B. To keep the weld metal from becoming too strong



Brittie Donald, All Rights Reserved © 2025 2

, C. To maintain the strength in the base metal heat affected Zone


D. To keep deposition rate to a minimum


E. To avoid cracking in the weldment and to maintain the strength in the base metal

heat affected zone. - ✔✔C.


Which gases can be used for OFW?




A. MAPP


B. Acetylene


C. Natural


D. Propane


E. All of these - ✔✔B.


Which of the following discontinuities are not associated with GMAW?




A. Slag inclusions


B. Porosity


C. Tungsten inclusions


D. a and b



Brittie Donald, All Rights Reserved © 2025 3

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