Manufacturing And Production Technology
In abrasive jet machining, as the distance between the nozzle tip and the work surface increases, the material removal rate

Increases, becomes stable and then decreases
Increases continuously
Decreases continuously
Decreases becomes stable and then increases

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Manufacturing And Production Technology
In ultrasonic machining, the metal is removed by

Erosion caused by rapidly recurring spark discharges between the tool and work
Direct contact of tool with the work
Maintaining an electrolyte between the work and tool in a very small gap between the two
Using abrasive slurry between the tool and work

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