1.

As the tool area increases, what happens to MRR?(a) Decreases(b) Increases(c) Remains same(d) None of the mentionedI got this question in quiz.Query is from USM topic in section Mechanical Processes of Advanced Machining

Answer» CORRECT choice is (a) Decreases

For explanation I WOULD say: An increase in tool area distributes grains over the work piece, which REDUCES the machining rate.


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