Question: This is a subjective question, hence you have to write your answer in the Text-Field given below. (a) Calculate the percentage change in the tool

This is a subjective question, hence you have to write your answer in the Text-Field given below. (a) Calculate the percentage change in the tool life of a cutting tool at 180m/min, if it has the tool life of 80min at 60m/min. Assume that the machining is orthogonal and the value of n is 0.5. (b) Discuss the working principle of Electric Discharge Machining process. [4] [3]
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