Abrasive Jet Machining Process
Authored by Rajesh S
Education
University
Used 13+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
AWJM can be used to cut
Metals
Non-metals
Both a and b
None of the above
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
For longer life of nozzle in AWJM, what type of material is used
Tungsten carbide
Sapphire
Boron carbide
Stainless steel
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In abrasive water jet machining, the abrasive particles are added to the water stream
After it exits the nozzle
Before it enters the pumping unit
Just before it enters the nozzle
While it is in the nozzle
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The material removal mechanism in AWJM is
Melting and vaporisation
Erosion or localised stress fields
Ion displacement
Spark erosion
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
With an increase in abrasive particle size in AJM
MRR as well as surface finish increase
MRR decreases but surface finish increases
MRR increases but surface finish decreases.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In Abrasive jet machining, what may be the size of the abrasive grains used?
10 – 40 µm
50 – 100 µm
100 – 150 µm
200 – 300 µm
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In abrasive jet machining, as the distance between the nozzle tip and the work surface increases, the material removal rate
increases continuously.
decreases continuously.
decreases, becomes stable and then increases.
increases, becomes stable and then decreases
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