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CSWIP 3.2 Test 11:
Q. 1/30: Which NDT method would you associate with prods?
Radiographic Inspection.
Magnetic Particle Inspection.
Ultrasonic Inspection.
Dye Penetrant Inspection..
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Q 1/30
Test Progress : 3.33%
Q. 2/30: When conducting DPI, which of the following are critical considerations?
Thickness of component being tested.
Weld preparation details.
Components test temperature.
All of the above.
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Q 2/30
Test Progress : 6.67%
Q. 3/30: Which material would be the least effective for DPI?
Carbon Manganese steels.
316L steel.
Cast Iron.
Both a and c.
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Q 3/30
Test Progress : 10.00%
Q. 4/30: Why might Iron powder be used when conducting MPI?
If the component being tested is too large for regular inks to be used.
During the inspection of components underwater.
During the inspection of hot components.
Iron powder is preferred over regular MPI inks due to the higher sensitivity achieved and ease of application.
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Q 4/30
Test Progress : 13.33%
Q. 5/30: During MPI inspection using contrast inks, what is the minimum light intensity requirements in accordance with the EN standards?
The same as that required for visual inspection.
350 lux minimum, 500 lux recommended.
500 lux.
Not specified, it’s left to the decision of the NDT technician.
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Q 5/30
Test Progress : 16.67%
Q. 6/30: A major disadvantage of MPI is:
It can only be used on material over 3mm thickness.
It can only detect surface defects.
It can only be used on ferrous materials.
Both b and c.
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Q 6/30
Test Progress : 20.00%
Q. 7/30: What is the main purpose of an IQI when used in Radiography?
To measure defect sensitivity.
To assess the smallest defect which can be detected.
To measure Radiographic sensitivity.
All of the above.
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Q 7/30
Test Progress : 23.33%
Q. 8/30: Back step welding is used to reduce:
Distortion.
Stress corrosion cracking.
Fatigue failure.
Solidification cracking.
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Q 8/30
Test Progress : 26.67%
Q. 9/30: Which of the following materials will show the greatest amount of distortion, assuming heat inputs, material thickness etc. are the same?
High tensile strength C/Mn steel.
Mild steel.
316L steel.
QT steel.
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Q 9/30
Test Progress : 30.00%
Q. 10/30: HICC may occur due to which of the following?
Damp electrodes.
Lack of preheat.
The presence of sulphur.
Both a and b.
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Q 10/30
Test Progress : 33.33%
Q. 11/30: The likelihood of hydrogen cracking in a carbon steel weld can be reduced by:
The use of E6010 or E6011 electrodes.
Keeping preheat to a minimum.
The maintenance of minimum heat inputs.
None of the above.
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Q 11/30
Test Progress : 36.67%
Q. 12/30: Distortion can be reduced by:
The use of a large bevel angle.
The use of basic coated electrodes.
The use of small diameter electrodes, maximise the number of weld passes.
The use of large diameter electrodes, minimise the number of weld passes.
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Q 12/30
Test Progress : 40.00%
Q. 13/30: A duty not normally undertaken by a Senior Welding Inspector:
Check incoming materials.
Check and monitor consumable handling and storage.
Check calibration certificates.
Measure and monitor residual stress.
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Q 13/30
Test Progress : 43.33%
Q. 14/30: The inclusion of the inductance in the welding circuit when using the MIG/MAG welding process is to:
Control the rate of spatter in the dip transfer mode.
Control the rate of spatter in the spray transfer mode.
It enables the welder to weld in position at higher current values.
Both a and b.
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Q 14/30
Test Progress : 46.67%
Q. 15/30: What is ‘weld decay’?
"A localised reduction in chromium content caused by sulphur and chromium combining in SS."
A localised reduction in chromium content caused by iron and chromium combining in SS.
A localised reduction in chromium content caused by carbon and chromium combining in SS.
A reduction in tensile strength of a material operating at elevated temperatures under a constant load, which generally leads to a failure of the component in SS.
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Q 15/30
Test Progress : 50.00%
Q. 16/30: What are the possible effects of having the heat input too low during welding?
Low toughness, entrapped hydrogen and low hardness.
High hardness, lack of fusion and entrapped hydrogen.
Entrapped hydrogen, low toughness and high ductility.
Lack of fusion, low toughness and a reduction in ductility.
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Q 16/30
Test Progress : 53.33%
Q. 17/30: Which of the following Isotopes may be used for a 25mm thick steel pipe to pipe weld DWSI (in accordance to BS EN ISO 17636-1)?
Ir 192.
Co 60.
Se 75.
Yb 169.
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Q 17/30
Test Progress : 56.67%
Q. 18/30: During a the welding of a test piece for the purpose of approving a WPS the following parameters have been recorded: Amps 300, Volts 32, ROL 210mm, time 1 minute. What is the arc energy value?
4.1 KJ/mm.
7.38 KJ/mm.
6.4 KJ/mm.
2.74 KJ/mm.
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Q 18/30
Test Progress : 60.00%
Q. 19/30: Which of the following materials cannot be tested using MT?
Cobalt.
Nickel.
Carbon steel.
Brass.
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Q 19/30
Test Progress : 63.33%
Q. 20/30: Suspending magnetic particles in a liquid has the advantage of:
Making the same amount of detection media go further.
Improving particle mobility.
Preventing corrosion.
Improving contrast.
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Q 20/30
Test Progress : 66.67%
Q. 21/30: Magnetic particles for use in magnetic ink are generally made from:
Iron oxide.
Ferrous sulphate.
Aluminium oxide.
A special high nickel alloy
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Q 21/30
Test Progress : 70.00%
Q. 22/30: Maximum sensitivity in MT is achieved when the:
Flaw is at right angles to the direction of the current.
Flaw is parallel to the magnetic flux.
Flaw is at right angles to the magnetic flux.
Current is at right angles to the magnetic flux.
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Q 22/30
Test Progress : 73.33%
Q. 23/30: When MPI is performed with fluorescent ink, the maximum level of white light illumination that must be present at the area under inspection is:
50 lux.
500 lux
2000 microwatts per square millimetre.
20 lux.
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Q 23/30
Test Progress : 76.67%
Q. 24/30: Which of the following statements about the use of permanent magnets for MT is true?
They require no power supply.
They are ideal for use with dry magnetic particles.
They provide excellent sensitivity for surface breaking defects.
They give the clearest indications of discontinuities lying parallel to a line joining the magnet poles.
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Q 24/30
Test Progress : 80.00%
Q. 25/30: The region in the neighbourhood of a permanent magnet or current carrying device in which magnetic forces exist is called a:
Magnetic circuit.
Magnetic field.
Leakage field.
Magnetic pole.
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Q 25/30
Test Progress : 83.33%
Q. 26/30: The general name given to a simple device used in MPI to indicate field strength and direction is:
Flux indicator.
Gauss meter.
Magnetometer.
Dynamometer.
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Q 26/30
Test Progress : 86.67%
Q. 27/30: The flash point of a solvent is:
The temperature above which there is a danger of spontaneous combustion of the solvent vapour.
It's boiling point.
The temperature below which there is a danger of spontaneous combustion of the solvent vapour.
The temperature above which the solvent becomes soluble in water.
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Q 27/30
Test Progress : 90.00%
Q. 28/30: The temperature above which a ferromagnetic material becomes nonmagnetic is called the:
Breaking point.
Curie point.
Sharp point.
Turning point.
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Q 28/30
Test Progress : 93.33%
Q. 29/30: A disadvantage of penetrant flaw detection is that:
It can only detect surface breaking discontinuities.
It cannot be used on fine cracks such as fatigue cracks.
Parts cannot be re-tested.
It cannot be used on non-ferrous materials.
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Q 29/30
Test Progress : 96.67%
Q. 30/30: An advantage of penetrant flaw detection is that:
It can be used on non-ferromagnetic materials.
Fluorescent penetrant can be used for on-site testing of large parts.
The temperature of the part need not be considered.
Painted parts can be rapidly tested.
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Q 30/30
Test Progress : 100.00%
Q. 31/30: European national codes and standards do not normally permit the penetrant method to be used outside what temperature range?
10-55 C.
15-50 C.
10-50 C.
5-60 C.
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Q 31/30
Test Progress : 103.33%
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