UNIT-I
(Theory of Metal Cutting, Drilling Machine & Abrasive Process)
Three Marks
State any three functions of cutting fluid. [October 2019]
Explain the factors affecting tool life. [October 2020, April 2020, 2019. 2014, 2011, 2005, 2004]
State the purpose of chip breakers. [April 2016, October 2020, 2010]
Define tool life. (Or) How tool life can be measured? [April 2016, 2015, 2014, 2004, October 2014, 2009, 2008]
What is orthogonal cutting? [October 2020]
Explain deep hold drilling. (Or) Describe the process of deep hole drilling. [April 2014, October 2019, 2010, 2006]
Describe about reaming with a neat sketch. [April 2019]
Explain counter boring operation with a sketch. [June 2020, October 2017]
State the functions of flutes in drill. [April 2017, 2013, 2012, October 2016]
Define drilling. [October 2019, 2011]
Describe precision grinding. [October 2017]
Explain dressing and truing of grinding wheel. (October 2017)
Describe about planetary grinders. [April 2019]
Show the arrangement of taper grinding on a cylindrical grinder. [June 2020]
Show the arrangement for cylindrical form grinding. [October 2018]
Give two examples of artificial abrasives of grinding wheel. [October 2019]
What is dressing abrasive wheels? [April 2019]
What is the application of abrasive belt grinder? [October 2018, April 2014, 2013]
What is grit and grade in grinding wheels? [April 2018, October 2013, 2012]
What are the types of bonds used in grinding wheels? [October 2017, 2016, 2015, 2013, April 2016, 2015, 2012]
List the main parts of a horizontal spindle surface grinder. [April 2017]
What is the purpose of dressing of grinding wheel? [June 2020]
What are the properties of good cutting tool materials? [October 2016, 2007, April 2012, 2005]
Three Marks
UNIT-II
(Reciprocating Machines and Broaching)
Name the various parts of a pull broach.[June 2020]
Show by sketches any three broached shapes.[October 2020]
How are broaches classified? (Or) write briefly the types of broaches. [October 2019, April 2019]
What are the disadvantages of broaching machines? [October 2017]
Mention the different types of broaching operation. [October 2018, 2016, April 2018, 2016]
List the types of broaching machines. [April 2017, 2014, 2012, October 2012]
What is land in the broach tool? [April 2019]
Specify a planer. [June 2020, October 2017]
Mention the work holding devices of a planer. [April 2019, October 2007]
Write any two specification of the slotter. [October 2020, 2014, 2007, April 2014]
Describe any one fixtures used in planer. [April 2018, 2006]
Name the main parts of a double housing planer. [April 2017, 2008]
Mention the types of quick return mechanism of a planer. [October 2019, 2010]
Give specifications of a slotter. [October 2019]
Describe about any one work holding device in shaper. [April 2019]
Draw any one fixture used in shaper. [October 2018]
List the advantages of hydraulic drive of a shaper. [April 2017, 2016, 2006]
18. Compare planer and shaper. [October 2017, 2013, 2006, 2004, 2003, April 2015, 2013,
2008]
State the advantages of hydraulic shaper. [October 2019]
Name the various work holding devices used in a shaper. [October 2018]
What is quick return mechanism used in shaper? [April 2018, 2017, 2014, 2012, October 2015]
Mention the various operations performed in a shaper. [October 2017, 2014, April 2004]
Describe three operation performed in a slotter. [April 2018, October 2011]
UNIT-III
(Milling Machines and Gear Generating)
Three Marks
Sketch straddle milling [October 2019]
Mention any four work holding devices in milling machine. [June 2020, April 2019, 2014]
List out the four types of milling cutter. [Octobers 2018, April 2015, 2010]
Name the finishing processes for unhardened gears. (Or) Name the gear finishing processes. [Octobers 2018, 2017, 2016]
Mention any four milling cutters. [April 2018, 2017, 2016, 2013, October 2016, 2014]
What is simple indexing? [April 2018, 2009]
Mention the tool holding devices in milling. [October 2017, 2013, 2012, April 2009 ]
How are milling machines classified? [April 2017, October 2017]
State any two advantages of gear shaping. [April 2017, October 2014]
State the types of milling operations. [October 2020, 2016, 2015]
Define indexing and list the types. [October 2019]
Describe with a neat sketch, the arbour in a milling. [June 2020]
What are the purposes of gear grinding processes? [October 2020]
State the advantages of gear hobbling. [October 2019, 2018, 2009, April 2010]
Explain briefly spring collet. [April 2019]
What are the specifications of milling machine? [October 2018]
Write briefly about the straddle milling. [April 2018, October 2017, 2010]
What are the gear materials? (Or) Write short notes on gear materials. [April 2019, 2017]
Write briefly about the straddle milling. [April 2018]
UNIT-IV
(Unconventional Machining Processes)
Three Marks
What are the applications of laser machining? [June 2020]
Write short notes on laser beam machining (LBM) [October 2019]
List out three applications of ultrasonic machining. [October 2018]
What are the limitations of plasma arc machining? [October 2017]
List out the applications and limitations of electro chemical machining. [October 2017]
State the mechanism of metal removal in EDM. [April 2017]
Sketch and show the main parts of chemical machining. [April 2017, 2013]
Write any two advantages and applications of ultrasonic machining. [October 2015, 2011, April 2012]
What are the advantages and disadvantages of electrical discharge machining? [October 2020, 2010]
What is the difference between Electro chemical grinding (ECG) and conventional abrasive grinding? [October 2019]
Define plasma. [October 2019, 2013, 2012, April 2009]
Give the expansion of laser. [April 2017]
Expand EDM. [October 2016]
Give two advantages of laser machining. [April 2016, 2014]
Mention any two applications of electric discharge machining. [April 2013]
What is electro chemical machining? [October 2011]
UNIT-V
(CNC Machine and CNC Programming)
Three Marks
Sketch and show the parts of a re-circulating ball screw and nut. [October 2019]
Explain the right hand co-ordinate system. [October 2020]
Compare NC and CNC system. [June 2020]
Name any four CNC tool materials. [October 2020]
What are the requirements of slide ways? [April 2019, 2012, October 2016, 2014]
What are the uses of feedback devices in CNC? [October 2018]
Describe about the tool magazines. [April 2018]
[Compare (Or) Comparison (Or) Difference between (Or) Distinguish] NC system and CNC systems. [October 2017, 2013, 2012, 2011, 2007, 2005, April 2007]
Explain tool probing. [October 2017, 2015]
How are automatic tool changers classified? [April 2017]
What are the advantages and disadvantages of CNC system? [October 2017, 2009, April 2012]
What is an encoder? [October 2019, 2014, April 2016, 2014]
What are the feedback devices? [April 2019, October 2016]
What are the types of turning centre? [October 2018, 2011, April 2013]
What are the advantages of CNC machines? [April 2018, 2016, 2014, October 2014, 2013, 2010]
What is CMM? [October 2017, 2008, April 2012]
What is automatic tool changer? [June 2020, October 2017, April 2014, 2013]
What is a tool magazine? [April 2017, 2007, October 2012]
Mention the types of slide ways. [October 2020, April 2016]
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