August T24/M07044/EE/20150826 2015 Special Manufacturing Processes Instructions: MARKS-80 Time: 3 Hrs 1. All questions are compulsory. 2. “Long Answer type Question (LAQ)” is a supply type question of 15 marks which required a typical answer of about 60-80 lines in bout 32-40 minutes. 3. “Sort Answer type Question (SAQ)” is a supply type question of 5 marks which required a typical answer of about 15-20 lines in bout 08-10 minutes. 4. Figures to the right indicate marks allotted to the questions. 5. Assume suitable data if necessary 6. Use a nonprogrammable type of scientific calculator is allowed Marks SECTION-A Q.1 What is statically process control? Give advantage of it. What is super abrasive technology? 15 OR Q.1 Define group technology. How parts are grouped into families by using part classification and coding. 15 Q.2 Discuss and explain the parameters that affect the rate of metal removal in AJM with graph. 15 OR Q.2 Discuss about the abrasives used in ultrasonic machining. 15 Q.3 Explain common machining defects. 5 Q.4 Discuss the application of abrasive jet machining. 5 SECTION-B Q.5 Compare process characteristics, advantages and disadvantages of EDM and wire EDM. 15 OR Q.5 What is electric discharge grinding? Explain it with neat labeled diagram. What are characteristics of EDG as compared to conventional method of grinding. 15 Q.6 Derive the expression for feed rate in ECM. 15 OR Q.6 Explain mechanical properties of ECM parts. 15 Q.7 What is computer numeric controlled EDM. 5 Q.8 Explain Faraday's law of electrolysis? 5 Computer Generated Random Question Paper dated: 21-07-2015 14:25:32 ***BEST OF LUCK***