In abrasive water jet machining, as the distance between the nozzle tip and the work surface increases, the material removal rate
A. increases continuously
B. decreases continuously.
C. decreases, becomes stable and then increases.
D. increases, becomes stable and then decreases.
Answer:D
In abrasive water jet machining, as the distance between the nozzle tip and the work surface increases, the material removal rate
A. increases continuously B. decreases continuously. C. decreases, becomes stable and then increases. D. increases, becomes stable and then decreases.