STUPIDSID
1 (a)
Explain the various elements of a single point cutting tool, with the help of a neat sketch.
8 M
1 (b)
With the help of neat sketches, explain the different types of chips that are formed during metal cutting.
6 M
1 (c)
The following data refer to an orthogonal cutting process. Chip thickness 0.62mm, feed 0.2mm, rake angle 15°. Calculate chip reduction coefficient and shear angle.
6 M
2 (a)
Clearly explain the different factors that are to be considered during the selection of a cutting tool material.
12 M
2 (b)
Explain with neat sketch measurement of tool tip temperature.
8 M
3 (a)
With the help of a neat sketch, explain the constructional feature of a capstan lathe.
6 M
3 (b)
With a neat sketch, explain hydraulic driving mechanism of a shaper.
8 M
3 (c)
Sketch and explain the open and cross belt driving mechanism of a planer.
6 M
4 (a)
Draw a neat sketch of a drill bit and explain its nomenclature.
8 M
4 (b)
With the neat sketch, explain the working of gang drilling machine.
6 M
4 (c)
Explain with sketches the following operations in a drilling machines.
i) Spot facing ii) Tre panning.
i) Spot facing ii) Tre panning.
6 M
5 (a)
With a neat sketch explain horizontal milling machine.
8 M
5 (b)
Show the calculations for setting dividing head to mill 87 divisions on a shaper wheel blank by compound indexing.
6 M
5 (c)
Sketch and explain the slab milling and gang milling operations.
6 M
6 (a)
What do you mean by grit, grade and structure of grinding wheel?
6 M
6 (b)
With the help of a block diagram, explain the working of a center type cylindrical grinding machine.
8 M
6 (c)
Write a short note on selection of grinding wheel.
6 M
7 (a)
With the help of neat sketches, discuss the working of continuous surface broaching machine.
10 M
7 (b)
Sketch and explain the process of lapping on a lapping machine.
10 M
8 (a)
Explain with neat sketch principle and advantages of electro chemical machining process.
10 M
8 (b)
Explain with neat sketch principle and application of ultrasonic machining process.
10 M
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