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2003 & 1997 Course Advanced Material Processing (Elective II)

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Total No. of Questions : 12] [Total No. of Pages : 2 [3864] - 184 P 1053 B.E. (Production) ADVANCED MATERIAL PROCESSING (1997 & 2003 Course) (Elective - II) Time : 3 Hours] [Max. Marks : 100 Instructions to the candidates: 1) Attempt one question from each Unit in Section - I & Section - II. 2) Answers to the two sections should be written in separate answer books. 3) Neat diagrams must be drawn wherever necessary. 4) Figures to the right indicate full marks. SECTION - I Unit - I Q1) a) b) Q2) a) b) Explain with neat sketches the development in geometry for any one cutting tool for higher productivity? [8] Explain machine tool requirements for high speed machining. [8] OR Explain with suitable example an ultrasonic vibration assested machining along with advantages and limitations. [8] Explain with neat sketch the principle behind interrupted grinding. State the factors affecting on MRR & surface finish in stock removal grinding process. [8] Unit - II Q3) a) b) Explain the principle and factors affecting on MRR & surface finish for ultrasonic impact grinding. [8] Explain with neat sketches the defect seen in product if it is machined by chemical milling. [8] OR Q4) a) b) Explain RC circuit in EDM. Compair this circuit with other type of circuit used in EDM for discharging & charging of dielectric fluid. [8] Explain with neat sketch the thermal energy method. [8] Unit - III Q5) a) b) What is powder forging? Explain the factors affecting the quality of forged part by powder forging. [9] Explain different motion for die in orbital forging. State advantages limitation and application of orbital forging. [9] P.T.O.

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