EGME 461 – Manufacturing Processes

Name: _____________________________

CWID No: _____________________

EGME 461 – Manufacturing Processes	05/15/2020
Spring 2020 – Final Exam	Total: 6 Questions – 50 Points
	Duration 1 hour 50 mins

 

Instructions

Please write your name and student ID# on the top of the answer sheet.

You have 1 hour 50 minutes to complete the examination

This is an open book, open notes exam.

Show detailed answers to receive full credit.

Use additional pages, if necessary. Mark question numbers correctly.

Do NOT cheat. Cheating by any means will be treated according to the University’s Academic Dishonesty Policy.

 

 

 

 

Question 1 – (8 Points)

In casting processes, describe the drawbacks of having a riser that is (i) too large and (ii) too small. (3 points)

 

 

 

 

 

 

 

 

 

 

 

 

Question 2 – (Total 8 points)

Explain whether it is desirable to have a high or low (a) n value and (b) C value in the Taylor tool-life equation. (3 points)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Question 3 – (Total 10 points)

 

 

 

 

 

 

 

 

 

 

 

 

 

Question 4 – (Total 8 points)

Differentiate between compression molding and transfer molding processes. (4 points)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Explain blow molding process with the help of a schematic. State some of its applications. (4 points)

 

 

 

Question 5 – (Total 8 points)

List the basic steps in the traditional ceramics processing sequence. Describe Slip casting process in traditional ceramics processing. (4 points)

 

 

 

 

 

 

 

 

 

 

Describe the advantages and disadvantages of using prepregs in composite processing. How is a prepreg different from a sheet molding compound? (4 points)

 

 

 

 

 

 

 

 

 

 

 

Question 6 – (Total 8 points)

Classify advanced machining processes on the basis of the type of energy employed. Give an example of each category (4 points)

 

 

 

 

 

 

 

 

Describe the working principle of Ultrasonic Machining (USM) process with the help of a sketch. Give at least two industrial applications of USM process (4 points)

EGME 461 – FINAL EXAM