Most Important Questions for Manufacturing Processes

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GATE Preparation Manufacturing Processes
Question Paper
Time 3 Hours Maximum Marks 100 Section A
Short Answer Questions 1. Casting
Processes o a) Explain the significance of the
gating system in the casting process. How does
the gating system design affect the quality of
the final product?
(10 marks)
o b) Differentiate between sand casting and die
casting with respect to their
applications, advantages, and limitations. 2.
Metal Forming Processes
(10 marks)
o a) Discuss the various types of rolling mills
used in the rolling process. How does
each type affect the material properties?
(10 marks)
o b) Explain the working principle of the forging
process. Describe the differences
between open-die forging and closed-die
forging. 3. Welding Processes
(10 marks)
o a) Compare and contrast TIG welding and MIG
welding in terms of their
principles, applications, and advantages.
(10 marks)
o b) Describe the factors that affect weld
quality in arc welding processes. How can
weld defects be minimized? 4. Machining
Processes
(10 marks)
o a) Explain the concept of tool wear and its
types. How does tool wear affect the
machining process?
(10 marks)
o b) Discuss the differences between conventional
machining and non-conventional
machining processes. Provide examples for each
type.
(10 marks)
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Section B Long Answer Questions 5. Powder
Metallurgy o Describe the steps involved in the
powder metallurgy process. What are the
advantages of powder metallurgy over conventional
manufacturing methods?
Provide examples of products manufactured using
powder metallurgy. 6. Additive Manufacturing
(15 marks)
o Explain the principles of additive
manufacturing. Discuss the different types of
additive manufacturing technologies and their
applications in various industries.
(15 marks)
7. Surface Engineering o Discuss the importance
of surface engineering in manufacturing. Explain
the different surface treatment processes and
their applications. How do these
processes improve the performance and life of the
components? 8. Inspection and Quality Control
(15 marks)
o Explain the role of inspection and quality
control in manufacturing. Describe the various
non-destructive testing (NDT) methods used for
quality control. How do these methods help in
maintaining the quality of the manufactured
products?
(15 marks)

• Instructions
• Attempt all questions.
• Provide clear and concise answers.
• Use diagrams where necessary to illustrate your
  points.
• Time management is crucial allocate your time
  wisely for each section.

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