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Question 1 (a) Contrast the process of material removal along a cylindrical shaft using a lathe and a grinder. Give at least two advantages and two limitations of each machine. [8] (b) When is it suitable to use EDM (Electro-Discharge Machining) process? [5] (c) Which is the best coating process for a metal surface exposed to wet conditions? [2] (d) Give five reasons why plastic material is commonly used nowadays to coat finished parts. [5] Question 2 (a) Describe with the aid of sketches, the principles of die casting by gravity methods. [10] (b Oketch and label anchored nyramid knurled and threaded insert inte a rubber binck also explain the reason for knurling one end. [5] (c) Explain the procedure for making a shell mould? [5] Question 3 (e) i. Discuss the process of Plasma Arc welding. ii. Mention five advantages of the process. (b) Explain with the help of a diagram, the High Frequency Welding process? Question 4 [7] E (a) With the help of diagrams, compare the principles of Three high rolling and Two high rolling mills. [5] [8] [8] (b) Explain the process of direct extrusion and indirect extrusion

Question 1 (a) Contrast the process of material removal along a cylindrical shaft using a lathe and a grinder. Give at least two advantages and two limitations of each machine. [8] (b) When is it suitable to use EDM (Electro-Discharge Machining) process? [5] (c) Which is the best coating process for a metal surface exposed to wet conditions? [2] (d) Give five reasons why plastic material is commonly used nowadays to coat finished parts. [5] Question 2 (a) Describe with the aid of sketches, the principles of die casting by gravity methods. [10] (b Oketch and label anchored nyramid knurled and threaded insert inte a rubber binck also explain the reason for knurling one end. [5] (c) Explain the procedure for making a shell mould? [5] Question 3 (e) i. Discuss the process of Plasma Arc welding. ii. Mention five advantages of the process. (b) Explain with the help of a diagram, the High Frequency Welding process? Question 4 [7] E (a) With the help of diagrams, compare the principles of Three high rolling and Two high rolling mills. [5] [8] [8] (b) Explain the process of direct extrusion and indirect extrusion

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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Question 1 (a) Contrast the process of material removal along a cylindrical shaft using a lathe and a grinder. Give at least two advantages and two limitations of each machine. [8] (b) When is it suitable to use EDM (Electro-Discharge Machining) process? [5] (c) Which is the best coating process for a metal surface exposed to wet conditions? [2] (d) Give five reasons why plastic material is commonly used nowadays to coat finished parts. [5] Question 2 (a) Describe with the aid of sketches, the principles of die casting by gravity methods. [10] (b Oketch and label anchored nyramid knurled and threaded insert inte a rubber binck also explain the reason for knurling one end. [5] (c) Explain the procedure for making a shell mould? [5] Question 3 (e) i. Discuss the process of Plasma Arc welding. ii. Mention five advantages of the process. (b) Explain with the help of a diagram, the High Frequency Welding process? Question 4 [7] E (a) With the help of diagrams, compare the principles of Three high rolling and Two high rolling mills. [5] [8] [8] (b) Explain the process of direct extrusion and indirect extrusion
Transcribed Image Text:Question 1 (a) Contrast the process of material removal along a cylindrical shaft using a lathe and a grinder. Give at least two advantages and two limitations of each machine. [8] (b) When is it suitable to use EDM (Electro-Discharge Machining) process? [5] (c) Which is the best coating process for a metal surface exposed to wet conditions? [2] (d) Give five reasons why plastic material is commonly used nowadays to coat finished parts. [5] Question 2 (a) Describe with the aid of sketches, the principles of die casting by gravity methods. [10] (b Oketch and label anchored nyramid knurled and threaded insert inte a rubber binck also explain the reason for knurling one end. [5] (c) Explain the procedure for making a shell mould? [5] Question 3 (e) i. Discuss the process of Plasma Arc welding. ii. Mention five advantages of the process. (b) Explain with the help of a diagram, the High Frequency Welding process? Question 4 [7] E (a) With the help of diagrams, compare the principles of Three high rolling and Two high rolling mills. [5] [8] [8] (b) Explain the process of direct extrusion and indirect extrusion
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