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Production Technology (2161909)
MCQ
MCQs of Thermal Aspects in Machining
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MCQ No - 1
In metal machining, the work-tool contact zone is a zone where heat is generated due to
(A)
plastic deformation of metal
(B)
burnishing friction
(C)
friction between the moving chip and the tool face
(D)
none of the above
Answer
B
MCQ No - 2
In metal machining, the zone where the maximum heat is generated due to the plastic deformation of metal, is called
(A)
friction zone
(B)
work-tool contact zone
(C)
shear zone
(D)
none of these
Answer
C
MCQ No - 3
Which is effect of cutting temperature on tool
(A)
Thermal fracturing of cutting edges
(B)
Formation of built up edge
(C)
Rapid tool wear
(D)
All of these
Answer
D
MCQ No - 4
Which is effect of cutting temperature on workpiece
(A)
Dimensional inaccuracy
(B)
Burning
(C)
Micro-cracks at the surface
(D)
All of these
Answer
D
MCQ No - 5
Primary deformation zone in metal cutting operation is located at
(A)
Around shear plane
(B)
Tool chip interface
(C)
Tool work piece interface
(D)
Tool face
Answer
A
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Production Technology(2161909)
1. Metal Cutting
2. Thermal Aspects in Machining
3. Gear and Thread Manufacturing
4. Jigs and Fixtures
5. Press Tool
6. Non-conventional Machining
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