sample cwi fundamentals examination

Q:- What is the range of thickness of base metals that AWS D1.1 covers?

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1. All thicknesses
2. All thicknesses exceeding 1/8 inch
3. Only thicknesses between 1/8 inch and 1 inch
4. Thicknesses of 1/8 inch and greater

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Q:-What test specimens are required?

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A. side bends tests
B. 1 face bend and 1 root bend
C. 1 T-joint break
D. 2 side bends and 2 root bends
E. None of the above

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Q:- Welding inspection personnel shall be qualified by:

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A. American Welding Society
B. American Society for Nondestructive Testing
C. American Petroleum Institute
D. American Society of Mechanical Engineers
E. Experience and training for the specified inspection task they perform

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Q:-Which of the following welding processes. Uses to resistance spot welding?

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1. Electro slag welding
2. Resistance spot welding
3. Tig
4. Mag

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Q:- The dip transfer mode. Of metal transfer uaed for mig/ mag welding is characteristics by

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1. Giving deep penetration
2. Being suitable for position welding
3. Giving low spatter
4. All of the above

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Q:-With reference to the various grades of stainless steel which of the following statement is true?

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1. They are all nonmagnetic
2. Only certain grades can be used for service at a very low temperature
3. They are all 100 ar for the mag
4. They are all very high thermal conductivity

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Q:- What does the term high frequency mean when referring to TIG Welding?

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A. A high integrity weld is easily achievable 

B. The power source gives a high duty cycle 

C. A high voltage spark is used to initiate the arc 

D. The output from the power source is high

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Q:-What is meant by the term duty cycle?

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A. How long a welder can weld for in a given period
B. The amount of time the electrodes are being used
C. The amount of time a welding machine can be weld
D. The amount of electricity being consumed

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Q:- Undercutting adjacent to the final bead on the outside of production pipe welds shall:

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1. Not be permitted
2. Not be more than 1/32 inch or 12.5% of the pipe wall thickness, whichever is smaller
3. Not be more than 1/8 inch or 6% of the pipe wall thickness, whichever is smaller
4. Always be acceptable if the inspector does not see it
5. None of the above

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Q:- In a fillet weld fracture test the specimen is broken with

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1. The fillet weld in tesnsion
2. The fillet weld in compression
3. No specific method need to be adapted
4. Suitable machining

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