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Machining rate can be affected by the ratio of hardness of tool to that of hardness of work piece.(a) True(b) FalseThis question was addressed to me in unit test.Question is taken from USM in section Mechanical Processes of Advanced Machining |
Answer» CORRECT option is (a) True To EXPLAIN: In USM, Machining rate INCREASES as the mentioned ratio decreases and vice-versa. |
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