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Instructions: 1. This is a closed book and closed notes exam. To receive credit for a problem, you must show all the working/procedure. Answers without working will be given ZERO credit. 2. The use of cell phones or any other sources of communication are strictly prohibited during examinations. Doing so is considered cheating. 3. Write your name and Reg. no. clearly on the answer sheet. 4. There is no credit for the assumptions, schematics, governing equations, and units. However, marks will be deducted for not writing them appropriately. Formulae: A=d(Dd)vTn=CAs=ttW/SinS=Fs/Asfr=Cl/A=CE/gr (a) Which mechanical properties are important for selecting a tool material? Write the reasons also. (b) A blind square hole needs to be cut in a pure ceramic work piece. List down the possible nontraditional processes and identify more appropriate one with reasoning