6 C5803 Pages: 1
Reg No.: Name:

APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY
FIFTH SEMESTERB.TECH DEGREE EXAMINATION, APRL 2018
Course Code: ME311
Course Name: NLNUFACTURING PROCESSES (AU)
Max Marks: 100 Duration: 3 Hours
PARTA
Answer any threefull questions, each carries 10 marks Marks
la) Explain the basic steps involved in casting process. (5) 0) Describe bulk forming of
metallic materials. (5) 2 a) Describe with neat sketch any one expendable mold casting

process (6) b) Differentiate between open die and closed die forging processes. (4) 3 a)

Explain the construction and working principle of cupola furnace. (5) b) What are the various

defects in rollingprocesses? (5) 4 a) List the various defects found in casting with neat

sketches. (4) b) With a neat sketch, explain wire drawing. (6)

PART B
Answer any threefull questions, each carries 10 marks

5 2) Define sheet metal forming. List its classifications. (5) 0) What do you mean by joining in
welding process? List the classificationsof (5) welding.

6 3) Explain the mechanism of shearing process. (4) 0) With the help of neat sketch explain
thermit welding process. (6) 7 a) Compare deep drawing and hydroforming in sheet metal
forming process. (5) b) With a neat sketch, explain explosion welding process. List the
applications. (5) 8 a) Explain tube spinning with neat sketch. (5) b) Compare soldering and
brazing processes. List the advantages and (5) disadvantages.

PART C
Answer anyfourfull questions, each carries 10 marks

9 a) With the aid of neat sketch explain any one non-traditional machining process. (6) b)

Differentiate between micro cutting and micro finishing. (4) 10 a) Explain ultrasonic machining with

the aid of neat sketch. (5) 0) Explain metal injection molding with the aid of neat sketch. (5) | | a)

Explain electrochemical ginding. List its advantages. (5) b) Explain rapid prototyping with an

example. (5) 12 a)Compare Chemical milling & photochemical machining. (6) b) Define Nano

technology. List its applications. (4) 13 a) Explain ECM. List the elements of ECM. (6) b) Compare

sustainable and green manufacturing. (4)

14 3) Explain plasma arc cutting. List the advantages and disadvantages. (6) 0) Explain near net shape
manufacturing. (4)