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Exam Details

Mechanical Engineering SET 3 2014

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Questions 65
Duration 180 mins
Package ESE & GATE ME - Previous Year Papers

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Difficulty distribution

Medium 46 70.8%
Easy 11 16.9%
Hard 8 12.3%

Question type distribution

Multiple Choices 38 58.5%
Fill in the blanks 27 41.5%

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1
2014 · Unclassified
Mechanical Engineering SET 3 2014
The hot tearing in a metal casting is due to
A
high fluidity
B
high melt temperature
C
wide range of solidification temperature
D
low coefficient of thermal expansion
2
2014 · Unclassified
Mechanical Engineering SET 3 2014
The stress-strain curve for mild steel is shown in the figure given below. Choose the correct option referring to both figure and table.
A
P-1, Q-2, R-3, S-4, T-5, U-6
B
P-3, Q-1, R-4, S-2, T-6, U-5
C
P-3, Q-4, R-1, S-5, T-2, U-6
D
P-4, Q-1, R-5, S-2, T-3, U-6
3
2014 · Unclassified
Mechanical Engineering SET 3 2014
Cutting tool is much harder than the workpiece. Yet the tool wears out during the tool-work interaction, because
A
extra hardness is imparted to the workpiece due to coolant used
B
oxide layers on the workpiece surface impart extra hardness to it
C
extra hardness is imparted to the workpiece due to severe rate of strain
D
vibration is induced in the machine tool
4
2014 · Unclassified
Mechanical Engineering SET 3 2014
Match the casting defects (Group A) with the probable causes (Group B):
A
P-1, Q-3, R-2, S-4
B
P-4, Q-3, R-2, S-1
C
P-1, Q-2, R-4, S-3
D
P-3, Q-4, R-2, S-1
5
2014 · Unclassified
Mechanical Engineering SET 3 2014
A minimal spanning tree in network flow models involves ___.
A
All the nodes with cycle/loop allowed
B
All the nodes with cycle/loop not allowed
C
All the nodes with directed arcs
D
Shortest path between start and end nodes
6
2014 · Unclassified
Mechanical Engineering SET 3 2014
A straight turning operation is carried out using a single point cutting tool on an AISI 1020 steel rod. The feed is 0.2 mm/rev and the depth of cut is 0.5 mm. The tool has a side cutting edge angle of 60 °. The uncut chip thickness (in mm) is ______
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