WJM - Advantages and Disadvantages Online Exam Quiz
WJM - Advantages and Disadvantages GK Quiz. Question and Answers related to WJM - Advantages and Disadvantages. MCQ (Multiple Choice Questions with answers about WJM - Advantages and Disadvantages
In cutting of rocks using water jet machining, which type of pressure is needed?
Options
A : Low pressure
B : Medium pressure
C : High pressure
D : None of the mentioned
In deburring, which combination removes the material from non-metallic materials?
Options
A : High pressure and low flow rate
B : High pressure and high flow rate
C : Low pressure and low flow rate
D : Low pressure and high flow rate
In the following materials, Water jet machining can be used on which type of material?
Options
A : Metals
B : Plastics
C : Ceramics
D : All of the mentioned
What are the processes and applications, where Water jet machining can be used?
Options
A : Cutting
B : Drilling
C : Deburring
D : All of the mentioned
What is the accuracy level obtained when PCB's are cut by WJM?
Options
A : ? 0.05 mm
B : ? 0.13 mm
C : ? 0.26 mm
D : ? 0.33 mm
What is the tolerance limit range of thin materials in WJM?
Options
A : ? 0.1 mm
B : ? 10 mm
C : ? 25 mm
D : ? 50 mm
Which of the following is the disadvantage of water jet machining?
Options
A : Narrow kerf width
B : Small diameter of nozzle
C : Not suitable for mass production
D : Burr is minimal
Which of the following materials has some drawbacks of cutting WJM?
Options
A : Food
B : Rocks
C : Fibre-reinforced plastics
D : None of the mentioned
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