1) Explain what is main function of the lathe in brief?
2) Describe the cutting tool nomenclature for the single point cutting tool with suitable sketch.
3) Explain the tool signature with appropriate example?
4) List the taper turning method on lathe. Explain any one of them.
5) Job which is having length of 100mm is to be turned on the lathe. A length of taper is 60mm with 4 larger diameters of taper 30mm and the smaller diameter 20 mm. Determine half taper angles.
6) Write differences between the NC and CNC machine?
7) Classify the CNC machine as per the following given condition:
a) According to the control system.
b) According to the system feature.
c) According to the tool positioning system.
3) Describe the constructional attributes of CNC lathe?
4) What is meant by the part program? Describe in detail.
5) Explain the benefits and drawbacks of CNC machine?
6) Describe any 5 of G code and M code?
7) Describe the twist drill with suitable sketch.
8) Describe the cutting speed in drilling?
9) Explain the deep hole drilling and advantages with the help of neat sketch.
10) Explain how machine time is determined for drilling?
11) Describe the operation of drilling machine.