Exam Details
| Subject | machine tools and metrology | |
| Paper | ||
| Exam / Course | b.tech | |
| Department | ||
| Organization | Institute Of Aeronautical Engineering | |
| Position | ||
| Exam Date | January, 2019 | |
| City, State | telangana, hyderabad |
Question Paper
Hall Ticket No Question Paper Code: AME010
INSTITUTE OF AERONAUTICAL ENGINEERING
(Autonomous)
B.Tech V Semester End Examinations (Supplementary) January, 2019
Regulation: IARE R16
MACHINE TOOLS AND METROLOGY
Time: 3 Hours Max Marks: 70
Answer ONE Question from each Unit
All Questions Carry Equal Marks
All parts of the question must be answered in one place only
UNIT I
1. What are the major properties required for cutting tool materials?
Draw Merchants circle diagram and derive an expression to show relationships among the different
forces acting on the cutting tool and explain different parameters involved in metal cutting.
2. Explain various theories of metal cutting.
Write various functions of cutting fluids used in metal cutting.
UNIT II
3. Describe with the help of neat sketch, the working principle of collet chuck.
What are the common operations performed on a planner? Describe briefly any two.
4. Draw a neat sketch describing taper turning attachment method and explain its working principle.
Draw the block diagram of a slotting machine and explain briefly about various parts present on
it.
UNIT III
5. Describe the construction of Column and Knee type milling machine with a neat sketch.
Define up milling and down milling machining methods. Discuss any four milling operations with
neat sketches.
6. What is the application of twist drill. Describe twist drill nomenclature using appropriate sketch.
Explain the construction and working principle of a boring machine with a neat sketch.
Page 1 of 2
UNIT IV
7. Describe interchangeable assembly with suitable example. State its advantages.
The hole and shaft assembly of 30mm nominal size have tolerance specified as 30+0:02
for
hole and
0:07 mm for shaft. Determine.
Maximum and minimum (Clearance or Interference) attainable
Allowance
Hole and shaft tolerances
Fundamental deviation.
Maximum material limit for shaft and hole
Type of fit.
Sketch these values on a conventional diagram.
8. Explain the use of Sine bar for measuring angles and tapers with suitable diagrams.
List out the precautions to be taken care for slip gauges usage.
UNIT V
9. Describe with a neat sketch principle and working of Tool maker's microscope? State the applications
of this instrument.
With the help of a neat sketch describe the method of measuring the pitch of screw thread by
using pitch measuring machine.
10. Explain the comparison method used for measuring Surface finish.
Explain briefly the various forms of thread gauges with neat sketch.
INSTITUTE OF AERONAUTICAL ENGINEERING
(Autonomous)
B.Tech V Semester End Examinations (Supplementary) January, 2019
Regulation: IARE R16
MACHINE TOOLS AND METROLOGY
Time: 3 Hours Max Marks: 70
Answer ONE Question from each Unit
All Questions Carry Equal Marks
All parts of the question must be answered in one place only
UNIT I
1. What are the major properties required for cutting tool materials?
Draw Merchants circle diagram and derive an expression to show relationships among the different
forces acting on the cutting tool and explain different parameters involved in metal cutting.
2. Explain various theories of metal cutting.
Write various functions of cutting fluids used in metal cutting.
UNIT II
3. Describe with the help of neat sketch, the working principle of collet chuck.
What are the common operations performed on a planner? Describe briefly any two.
4. Draw a neat sketch describing taper turning attachment method and explain its working principle.
Draw the block diagram of a slotting machine and explain briefly about various parts present on
it.
UNIT III
5. Describe the construction of Column and Knee type milling machine with a neat sketch.
Define up milling and down milling machining methods. Discuss any four milling operations with
neat sketches.
6. What is the application of twist drill. Describe twist drill nomenclature using appropriate sketch.
Explain the construction and working principle of a boring machine with a neat sketch.
Page 1 of 2
UNIT IV
7. Describe interchangeable assembly with suitable example. State its advantages.
The hole and shaft assembly of 30mm nominal size have tolerance specified as 30+0:02
for
hole and
0:07 mm for shaft. Determine.
Maximum and minimum (Clearance or Interference) attainable
Allowance
Hole and shaft tolerances
Fundamental deviation.
Maximum material limit for shaft and hole
Type of fit.
Sketch these values on a conventional diagram.
8. Explain the use of Sine bar for measuring angles and tapers with suitable diagrams.
List out the precautions to be taken care for slip gauges usage.
UNIT V
9. Describe with a neat sketch principle and working of Tool maker's microscope? State the applications
of this instrument.
With the help of a neat sketch describe the method of measuring the pitch of screw thread by
using pitch measuring machine.
10. Explain the comparison method used for measuring Surface finish.
Explain briefly the various forms of thread gauges with neat sketch.
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