Download PTU B.Tech 2020 March ME 7th and 8th Sem Non Traditional Machining Question Paper

Download PTU (I.K. Gujral Punjab Technical University Jalandhar (IKGPTU) ) BE/BTech ME (Mechanical Engineering) 2020 March 7th and 8th Sem Non Traditional Machining Previous Question Paper

1 | M - 7 2 0 0 6 ( S 2 ) - 9 3 7
Roll No. Total No. of Pages : 02
Total No. of Questions : 09
B.Tech.(ME) (2012 Onwards E-II) (Sem.?7,8)
NON-TRADITIONAL MACHINING
Subject Code : DE/PE-2.0
M.Code : 72006
Time : 3 Hrs. Max. Marks : 60
INSTRUCTION TO CANDIDATES :
1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks
each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students
have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students
have to attempt any TWO questions.

SECTION-A
1. Answer briefly :
(a) Distinguish between traditional and non-traditional machining processes.
(b) What do you understand by computer integrated manufacturing?
(c) Enumerate the applications of non-traditional machining processes.
(d) Explain the material removal mechanism in water jet machining process.
(e) Enumerate the advantages of chemical machining.
(f) Enumerate the main functions of electrolytes used in ECM process.
(g) Enumerate the process parameters used in USM process.
(h) Enumerate the basic characteristics of electrode materials in EDM process.
(i) Explain the working principle of electron beam machining process.
(j) Enumerate the examples of hybrid machining processes.
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1 | M - 7 2 0 0 6 ( S 2 ) - 9 3 7
Roll No. Total No. of Pages : 02
Total No. of Questions : 09
B.Tech.(ME) (2012 Onwards E-II) (Sem.?7,8)
NON-TRADITIONAL MACHINING
Subject Code : DE/PE-2.0
M.Code : 72006
Time : 3 Hrs. Max. Marks : 60
INSTRUCTION TO CANDIDATES :
1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks
each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students
have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students
have to attempt any TWO questions.

SECTION-A
1. Answer briefly :
(a) Distinguish between traditional and non-traditional machining processes.
(b) What do you understand by computer integrated manufacturing?
(c) Enumerate the applications of non-traditional machining processes.
(d) Explain the material removal mechanism in water jet machining process.
(e) Enumerate the advantages of chemical machining.
(f) Enumerate the main functions of electrolytes used in ECM process.
(g) Enumerate the process parameters used in USM process.
(h) Enumerate the basic characteristics of electrode materials in EDM process.
(i) Explain the working principle of electron beam machining process.
(j) Enumerate the examples of hybrid machining processes.
2 | M - 7 2 0 0 6 ( S 2 ) - 9 3 7
SECTION-B
2. How non-traditional machining processes can be classified?
3. Explain the material removal mechanism in EDM process giving a neat sketch. Also
explain the process parameters used in EDM process.
4. Describe the working and schematics of electrochemical deburring process with the help
of a neat sketch.
5. Explain the construction and working of EDM machines with the help of a neat sketch.
Also explain the criteria of selection of electrode material in EDM process.
6. Explain the working and construction of air-plasma machining process giving a neat
sketch.

SECTION-C
7. (a) Describe the material removal mechanism of abrasive flow machining process with
the help of a neat sketch. Also explain the applications and limitations of AFM
machine.
(b) Explain the steps involved in material removal in chemical machining process. Also
explain the tooling for chemical machining.
8. (a) Differentiate between sludging and non-sludging electrolytes used in electro chemical
machining process. How flow of electrolyte is maintained in ECM process?
(b) Explain the working and construction of solid state laser machining process giving a
neat sketch.
9. (a) Describe the material removal mechanism of ultrasonic machining process with the
help of a neat sketch.
(b) Explain the construction of electron beam gun and diffusion pump in electron beam
machining process giving neat sketches.

NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any
page of Answer Sheet will lead to UMC against the Student.
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This post was last modified on 21 March 2020