Exam Details
| Subject | unconventional manufacturing processes | |
| Paper | ||
| Exam / Course | electronics and communication engineering | |
| Department | ||
| Organization | Vardhaman College Of Engineering | |
| Position | ||
| Exam Date | May, 2018 | |
| City, State | telangana, hyderabad |
Question Paper
VARDHAMAN COLLEGE OF ENGINEERING
(AUTONOMOUS)
B. Tech VI Semester Regular Examinations, May 2018
(Regulations: VCE-R15)
UNCONVENTIONAL MANUFACTURING PROCESSES
(Mechanical Engineering)
Date: 28 May, 2018 FN
Time: 3 hours
Max Marks: 75
Answer ONE question from each Unit
All Questions Carry Equal Marks
Unit I
1.
Differentiate between conventional and non conventional machining process.
10M
What is the significance of un-conventional machining process in today's industries?
5M
2.
Explain the need and characteristic features of Nontraditional machining.
7M
Write a note on the source of energy harnessed and mechanism of material removal in NTM.
8M
Unit II
3.
What is USM? Explain the ultrasonic machining process with schematic diagram.
7M
Discuss the effects of the following parameters on MRR as applied to USM process:
i. Amplitude and frequency of vibrations
ii. Grain size
iii. Applied static load
iv. Effect of slurry
8M
4.
Explain the working of water jet machining process with a neat sketch.
9M
Explain the desired properties of abrasive materials used in abrasive jet machining.
6M
Unit III
5.
With a neat sketch, explain the working principle process of ECM process.
7M
Sketch and explain different types of tools used in ECM process.
8M
6.
With neat sketch explain electro chemical honing process.
6M
Describe various factors affecting ECM. Explain any four.
9M
Unit IV
7.
Explain with neat sketch travelling wire EDM.
9M
List the advantages and applications of EDM.
6M
8.
Explain in detail the following process characteristics, with reference to EDM:
i. Metal removal rate
ii. Heat affected zone
7M
Sketch and explain electric discharge grinding.
8M
Unit V
9.
Write a note on different types of lasers used in LBM process.
7M
With a neat sketch, explain electron beam machining equipments.
8M
10.
Explain the following process characteristics with respect to chemical machining:
i. Material removal rate
ii. Surface finish
iii. Hydrogen Embrittlement
iv. Accuracy
8M
Mention advantages, disadvantages and applications of PAM process.
7M
(AUTONOMOUS)
B. Tech VI Semester Regular Examinations, May 2018
(Regulations: VCE-R15)
UNCONVENTIONAL MANUFACTURING PROCESSES
(Mechanical Engineering)
Date: 28 May, 2018 FN
Time: 3 hours
Max Marks: 75
Answer ONE question from each Unit
All Questions Carry Equal Marks
Unit I
1.
Differentiate between conventional and non conventional machining process.
10M
What is the significance of un-conventional machining process in today's industries?
5M
2.
Explain the need and characteristic features of Nontraditional machining.
7M
Write a note on the source of energy harnessed and mechanism of material removal in NTM.
8M
Unit II
3.
What is USM? Explain the ultrasonic machining process with schematic diagram.
7M
Discuss the effects of the following parameters on MRR as applied to USM process:
i. Amplitude and frequency of vibrations
ii. Grain size
iii. Applied static load
iv. Effect of slurry
8M
4.
Explain the working of water jet machining process with a neat sketch.
9M
Explain the desired properties of abrasive materials used in abrasive jet machining.
6M
Unit III
5.
With a neat sketch, explain the working principle process of ECM process.
7M
Sketch and explain different types of tools used in ECM process.
8M
6.
With neat sketch explain electro chemical honing process.
6M
Describe various factors affecting ECM. Explain any four.
9M
Unit IV
7.
Explain with neat sketch travelling wire EDM.
9M
List the advantages and applications of EDM.
6M
8.
Explain in detail the following process characteristics, with reference to EDM:
i. Metal removal rate
ii. Heat affected zone
7M
Sketch and explain electric discharge grinding.
8M
Unit V
9.
Write a note on different types of lasers used in LBM process.
7M
With a neat sketch, explain electron beam machining equipments.
8M
10.
Explain the following process characteristics with respect to chemical machining:
i. Material removal rate
ii. Surface finish
iii. Hydrogen Embrittlement
iv. Accuracy
8M
Mention advantages, disadvantages and applications of PAM process.
7M
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