AJM - Material Removal Rate and Process parameters Online Exam Quiz
AJM - Material Removal Rate and Process parameters GK Quiz. Question and Answers related to AJM - Material Removal Rate and Process parameters. MCQ (Multiple Choice Questions with answers about AJM - Material Removal Rate and Process parameters
As the abrasive flow rate increases, what happens to the volumetric removal rate?
Options
A : Increases
B : Decreases
C : Increase and then decrease
D : Decrease and then increase
In Abrasive water jet machining, how are the abrasives fed into the water jet stream?
Options
A : Suspension
B : Injection
C : All of the mentioned
D : None of the mentioned
In Abrasive water jet machining, intensifier is used to deliver which type of pressure?
Options
A : Very low pressure
B : Low pressure
C : Medium pressure
D : High pressure
In AJM, abrasive jet from the nozzle follows, which type of path for a short distance?
Options
A : Parallel
B : Inclined
C : Perpendicular
D : None of the mentioned
In AJM, surface roughness value will vary between which values?
Options
A : 0.01 ? 0.10 ?m
B : 0.15 ? 1.5 ?m
C : 2.0 ? 5.0 ?m
D : 7.0 ? 10.0 ?m
In AJM, what is the life of synthetic sapphire material nozzle?
Options
A : 100 hrs
B : 300 hrs
C : 500 hrs
D : 700 hrs
In AJM, what is the mechanism of removal of material from the work piece?
Options
A : Corrosion
B : Abrasion
C : Electron transfer
D : Vaporization
In the following properties of abrasive grains, which of them changes rate of material removal?
Options
A : Size
B : Strength
C : Shape
D : All of the mentioned
In the following properties of nozzle, which of them does not influence the MRR?
Options
A : Size
B : Wear
C : Outside temperature
D : Distance from work piece
Of the following components, which one does not come under the machining system of AWJM?
Options
A : Water delivery system
B : Transducer
C : Cutting nozzles
D : Mixing chambers
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