Exam Details
| Subject | Machining Technology | |
| Paper | ||
| Exam / Course | Bachelor of Technology in Mechanical Engineering (Computer Integrated Manufacturing) BTME | |
| Department | School of Engineering & Technology (SOET) | |
| Organization | indira gandhi national open university | |
| Position | ||
| Exam Date | June, 2015 | |
| City, State | new delhi, |
Question Paper
What are the different types of chips in machining operation Explain the formation of Built-Up Edge (BUE).
With the help of a suitable diagram and notation, explain the force circle diagram to analyse the forces acting on the chip in orthogonal cutting.
Explain the various sources of heat generation during metal cutting.
With the help of a suitable diagram, show the typical temperature distribution in workpiece and chip during orthogonal cutting for free cutting mild steel, where cutting speed is 0·38 the width of cut is 6·35 mm, working normal rake is 30° and the workpiece temperature is 611°e.
Define machinability. Explain the Taylor's tool life equation with suitable notations.
Discuss the variables affecting tool life in metal cutting.
Describe the working principle of grinding.
Explain the following in terms of grinding wheel:
Grit Size
Grades
Structure
With the help of suitable sketches compare external and internal centreless grinding.
Describe the honing operation with its mechanics of metal removal.
Enlist different advanced machining processes. Explain anyone.
Describe the surface characteristics of metal with the help of a suitable sketch.
Classify the surface improvement techniques and explain each one of them in brief.
Compare LASER Beam Machining with Electron Beam Machining in terms of process capabilities and applications.
8. Write short notes on any two of the following:
Ultrasonic Machining
Abrasive Flow Machining
Wire Electric Discharge Machining
With the help of a suitable diagram and notation, explain the force circle diagram to analyse the forces acting on the chip in orthogonal cutting.
Explain the various sources of heat generation during metal cutting.
With the help of a suitable diagram, show the typical temperature distribution in workpiece and chip during orthogonal cutting for free cutting mild steel, where cutting speed is 0·38 the width of cut is 6·35 mm, working normal rake is 30° and the workpiece temperature is 611°e.
Define machinability. Explain the Taylor's tool life equation with suitable notations.
Discuss the variables affecting tool life in metal cutting.
Describe the working principle of grinding.
Explain the following in terms of grinding wheel:
Grit Size
Grades
Structure
With the help of suitable sketches compare external and internal centreless grinding.
Describe the honing operation with its mechanics of metal removal.
Enlist different advanced machining processes. Explain anyone.
Describe the surface characteristics of metal with the help of a suitable sketch.
Classify the surface improvement techniques and explain each one of them in brief.
Compare LASER Beam Machining with Electron Beam Machining in terms of process capabilities and applications.
8. Write short notes on any two of the following:
Ultrasonic Machining
Abrasive Flow Machining
Wire Electric Discharge Machining
Other Question Papers
Departments
- Centre for Corporate Education, Training & Consultancy (CCETC)
- Centre for Corporate Education, Training & Consultancy (CCETC)
- National Centre for Disability Studies (NCDS)
- School of Agriculture (SOA)
- School of Computer and Information Sciences (SOCIS)
- School of Continuing Education (SOCE)
- School of Education (SOE)
- School of Engineering & Technology (SOET)
- School of Extension and Development Studies (SOEDS)
- School of Foreign Languages (SOFL)
- School of Gender Development Studies(SOGDS)
- School of Health Science (SOHS)
- School of Humanities (SOH)
- School of Interdisciplinary and Trans-Disciplinary Studies (SOITDS)
- School of Journalism and New Media Studies (SOJNMS)
- School of Law (SOL)
- School of Management Studies (SOMS)
- School of Performing Arts and Visual Arts (SOPVA)
- School of Performing Arts and Visual Arts(SOPVA)
- School of Sciences (SOS)
- School of Social Sciences (SOSS)
- School of Social Work (SOSW)
- School of Tourism & Hospitality Service Sectoral SOMS (SOTHSM)
- School of Tourism &Hospitality Service Sectoral SOMS (SOTHSSM)
- School of Translation Studies and Training (SOTST)
- School of Vocational Education and Training (SOVET)
- Staff Training & Research in Distance Education (STRIDE)
Subjects
- Advanced Manufacturing Technology
- CNC Technology
- Computer Aided Design
- Computer Integrated Manufacturing
- Computer Programmingand Application
- ComputerAided Process Planning
- Condition Monitoringand Maintenance Engineering
- Energy Conversion
- Engineering Materials
- Engineering Mathematics Il
- Engineering Mathematics-I
- Engineering Mechanics
- Engineering Thermodynamics
- Fluid Mechanics
- Heat And Mass Transfer
- Industrial Engineering & Operations Research
- Kinematics & Dynamics of Mechanisms
- Machining Technology
- Manufacturing Systems, Integration and Control
- Manufacturing Technology
- Mechanical Engineering Design
- Mechatronics
- Metrology and Instrumentation
- Principles of Electrical and Electronic Sciences
- Production Management
- Quality Engineering
- Robotics
- Safety Engineering
- Soft Computing in CIM
- Strength of Materials
- Tool Engineering and Management