Metrology
Metrology and Inspection
Marks 1Marks 2
1
GATE PI 2012
MCQ (Single Correct Answer)
+1
-0.3
In an interchangeable assembly, shafts of size $${25.000^{\matrix{ { + 0.040} \cr { - 0.010} \cr } }}\,\,mm$$ mate with holes of size $${25.000^{\matrix{ { + 0.030} \cr { + 0.020} \cr } }}\,\,mm.$$

The maximum interference (in microns) in the assembly is

A
$$40$$
B
$$30$$
C
$$20$$
D
$$10$$
2
GATE PI 2007
MCQ (Single Correct Answer)
+1
-0.3
Which one of the Instrument is a comparator
A
Tool makers microscope
B
GO/NOGO gage
C
Optical interferometer
D
Dial gage
3
GATE PI 2007
MCQ (Single Correct Answer)
+1
-0.3
The geometric tolerance that does not need a datum for its specification is
A
Concentricity
B
Run out
C
Perpendicularity
D
Flatness
4
GATE PI 2005
MCQ (Single Correct Answer)
+1
-0.3
Ring gage is used to measure
A
outside diameter but not roundness
B
roundness but not outside diameter
C
both outside diameter and roundness
D
only external threads
GATE PI Subjects
Fluid Mechanics
Metrology
Theory of Machines
Engineering Mathematics
Heat Transfer
Machine Tools and Machining
Industrial Engineering
Engineering Mechanics
Strength of Materials
Thermodynamics
Machine Design
Casting
Joining of Materials
Metal Forming