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WorksheetsMaterial Testing
Total questions: 10
Worksheet time: 4mins
Which of these is true?
A destructive test is to measure the resistance to failure of a material to a suddenly applied force such as collision, falling object, or instantaneous blow.
A destructive test is to detect flaw / defect on surface or sub surface
A destructive test is to Perform on to product before or during service
to locate surface-breaking defects in all non-porous materials (metals, plastics, or ceramics).
The most common methods of measuring impact energy are
Izod and Vickers test
Charpy and Vickers test
Izod and Charpy test
Vickers and Brinell test
The figure shown is the Impact test tool.
1-PENDULUM, 2-SCALE, 3- SCALE
1-SPECIMEN CLAMP, 2-SCALE, 3- PENDULUM
1-SPECIMEN CLAMP, 2-PENDULUM, 3- SCALE
Which of the following is not non-destructive testing methods?
Radiography inspection
Magnetic particle inspection
Ultrasonic Inspection
Bounding Inspection
Which of the following tool is used when performing a Radiography inspection test?
Endoscope
X-rays film
Boroscope
pendulum
Which of the following are true?
Dyes are used to detect cracks
Ultrasound is used to detect cracks
X-ray is used to detect surface finish defects
Ultrasound is used to detect surface finishes
The presence of a surface or near-surface flaw (void) in the material causes distortion in the magnetic flux through it, which in turn causes leakage of the magnetic fields at the flaw. What type of NDT mention above.
Radiography testing
Dye Penetrant testing
Magnetic particle testing
Ultrasonic testing
A common use of ultrasonic testing is:
Cleaning
Determination of the test piece ductility
Detecting of sub-surface indications
Communications
The most effective NDT method for locating surface cracks in ferromagnetic materials is:
Ultrasonic testing
Magnetic particle testing
Radiographic testing
Liquid penetrant testing
DPI is based upon ___________, where low surface tension fluid penetrates into clean and dry surface-breaking discontinuities.
capillary action
extraordinary action
substitutional action
interstitial action
