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CSWIP 3.1 Test 14:
Q. 1/30: What type of covering will an electrode have that is suitable for welding 60mm C-Mn steel and can give good weld metal toughness at -50ºC?
Rutile
Basic
Cellulosic
Choice will depend on the welding position
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Q 1/30
Test Progress : 3.33%
Q. 2/30: To test a component for vibrational loading, a suitable mechanical test would be:
Impact
Tensile
Compressive
Fatigue
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Q 2/30
Test Progress : 6.67%
Q. 3/30: When visually inspecting the face of a finished weld which of the following flaws would be considered to be the most serious?
Excess weld metal height
Start porosity
Spatter
Arc strikes
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Q 3/30
Test Progress : 10.00%
Q. 4/30: Weld spatter during MMA welding is most likely to be caused by:
Excessive current
Incorrect baking and storage of electrodes
Bad batch of electrodes
Too low an OCV
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Q 4/30
Test Progress : 13.33%
Q. 5/30: The property of a material which has the greatest influence on welding distortion is its
Yield strength
Coefficient of thermal expansion
Elastic modulus
Coefficient of thermal conductivity
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Q 5/30
Test Progress : 16.67%
Q. 6/30: Carbon equivalent values (CEV) are used to determine how to avoid the risk of:
Hydrogen cracking
Lamellar tearing
Solidification cracking
Weld decay
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Q 6/30
Test Progress : 20.00%
Q. 7/30: Which of the following would be considered to be high heat input welding?
550J/mm
55J/mm
5.5J/mm
5KJ/mm
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Q 7/30
Test Progress : 23.33%
Q. 8/30: When weld metal refinement takes place in a multi-run deposit, it is known by the term:
Weld annealing
Weld refining
Weld normalising
Weld recrystallisation
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Q 8/30
Test Progress : 26.67%
Q. 9/30: Root concavity is caused by:
Excessive back purge pressure and entrapped gas.
Excessive back purge pressure and very high heat inputs.
Excessive root grinding and a slow travel speed.
Excessive root grinding and excessive back purge pressure.
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Q 9/30
Test Progress : 30.00%
Q. 10/30: For full penetration single-sided butt joints, root bead penetration and profile are mainly influenced by:
Root face
Bevel angle
Root gap
Included angle
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Q 10/30
Test Progress : 33.33%
Q. 11/30: Root concavity is caused by:
Excessive back purge pressure and entrapped gas.
Excessive back purge pressure and very high heat inputs.
Excessive root grinding and a slow travel speed.
Excessive root grinding and excessive back purge pressure.
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Q 11/30
Test Progress : 36.67%
Q. 12/30: Root concavity is caused by:
Excessive back purge pressure and entrapped gas.
Excessive back purge pressure and very high heat inputs.
Excessive root grinding and a slow travel speed.
Excessive root grinding and excessive back purge pressure.
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Q 12/30
Test Progress : 40.00%
Q. 13/30: Which of the following fillet welds is the strongest assuming they are all made of the same material and welded using the same WPS?
8mm throat of a mitre fillet
7mm leg + 2mm excess weld metal
Mitre fillet with 10mm leg
Concave fillet with 11mm leg.
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Q 13/30
Test Progress : 43.33%
Q. 14/30: Visual inspection of a fabricated item for a high integrity application should cover inspection activities:
Before, during and after welding
Before welding only
After welding only
During and after welding only
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Q 14/30
Test Progress : 46.67%
Q. 15/30: Weld spatter during MMA welding is most likely to be caused by:
Excessive current
Incorrect baking and storage of electrodes
Bad batch of electrodes
Too low an OCV
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Q 15/30
Test Progress : 50.00%
Q. 16/30: Which element has the greatest effect on the HAZ hardness of C-Mn steel?
Molybdenum
Chromium
Titanium
Carbon
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Q 16/30
Test Progress : 53.33%
Q. 17/30: Which one of the following statements is correct?
Preheating increases hardness
Preheating increases cooling
Preheating increases dilution
Preheating increases shrinkage stress
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Q 17/30
Test Progress : 56.67%
Q. 18/30: The main cause of undercut is
Excessive amps.
Excessive OCV
Excessive travel speed
Current too low
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Q 18/30
Test Progress : 60.00%
Q. 19/30: In TIG welding, what is the benefit of a current slope-out device? It reduces...
Tungsten spatter
Risk of crater cracking
Risk of arc strikes
Interpass temperature
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Q 19/30
Test Progress : 63.33%
Q. 20/30: Which mechanical test can be used to measure the toughness of weld metal, HAZ and parent metal?
Macro
Nick Break
Hardness
Charpy impact
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Q 20/30
Test Progress : 66.67%
Q. 21/30: A Large grain size in the HAZ of a C-Mn Steel weld joint may have:
Low ductility
Low toughness
High toughness
High tensile strength
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Q 21/30
Test Progress : 70.00%
Q. 22/30: Repair welding of in-service plant and equipment may be more difficult than making repairs during initial fabrication because:
The material may be contaminated
Access to repair area may be difficult
Positional welding may be needed
All of the above
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Q 22/30
Test Progress : 73.33%
Q. 23/30: Fatigue testing is used to test welds:
Under creep stress loading
Under cyclic loading
Under tensile loading
Under dynamic loading
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Q 23/30
Test Progress : 76.67%
Q. 24/30: Root concavity is caused by:
Excessive back purge pressure and entrapped gas.
Excessive back purge pressure and very high heat inputs.
Excessive root grinding and a slow travel speed.
Excessive root grinding and excessive back purge pressure.
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Q 24/30
Test Progress : 80.00%
Q. 25/30: The use of low carbon austenitic stainless steels and stabiliser stainless steels will minimise the risk of:
HAZ cracking
Weld decay
Weld metal cracking
Distortion
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Q 25/30
Test Progress : 83.33%
Q. 26/30: Which one of the following statements is correct?
Preheating increases hardness
Preheating increases cooling
Preheating increases dilution
Preheating increases shrinkage stress
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Q 26/30
Test Progress : 86.67%
Q. 27/30: A duty not normally undertaken by a welding inspector is to:
Check the condition of the parent material.
Check the condition of the consumables.
Measure residual stress.
Check calibration certificates.
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Q 27/30
Test Progress : 90.00%
Q. 28/30: A butt joint has how many toes?
2
4
0
1
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Q 28/30
Test Progress : 93.33%
Q. 29/30: A duty not normally undertaken by a welding inspector is to:
Check the condition of the parent material.
Check the condition of the consumables.
Measure residual stress.
Check calibration certificates.
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Q 29/30
Test Progress : 96.67%
Q. 30/30: A duty not normally undertaken by a welding inspector is to:
Check the condition of the parent material.
Check the condition of the consumables.
Measure residual stress.
Check calibration certificates.
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Q 30/30
Test Progress : 100.00%
Q. 31/30: Which is the best destructive test for showing lack of sidewall fusion in a 25mm thickness butt weld?
Nick break
Side bend
Charpy impact
Face bend
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Q 31/30
Test Progress : 103.33%
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