1) A feeler gauge is used for
checking radius of jobs
adjusting the parts for play
checking the accuracy of holes
2) Which of the following statements is correct?
Templates are used to check size.
Gauges are used to check the shape of components.
Gauges are used to measure the size.
Gauges are used to check the size.
3) Centre gauge is used for
checking the pitch of the thread
checking the profile of the thread
checking the fit of thread
setting the lathe tool at correct center height
4) Which one of the following gauges is used to align the lathe tool with the work?
Try square
Centre gauge
Thread gauge
Straight edge
5) Which one the following gauges are used to check the threading tool of lathe for accuracy on the 60° angle?
Thread plug gauge
Thread ring gauge
Centre gauge
Screw pitch gauge
6) A plug gauge which has its “Go” and “No Go” sizes on the same end is known as
Double ended plug gauge
Single ended plug gauge
Progressive plug gauge
Continuous plug gauge
7) A plain ring gauge is used for checking
the internal diameter of cylindrical parts.
the major diameter of external threads
tapers holes.
the external diameter of cylindrical parts
8) Taper plug gauge is used for checking
the external taper of cylindrical jobs
the diameter of straight holes
the minor diameter of internal threads
taper holes
9) Gauges are made of
Mild steel
Cast steel
Cast iron
10) Thread ring gauge is used for checking
internal threads
external threads
the external diameter of cylindrical jobs
the internal diameter of jobs
11) A taper ring gauge is used for checking
external threads
internal taper
external taper
internal threads
12) Which one of the following instruments is used for checking large internal diameters?
Small hole gauge
Telescopic gauge
Snap gauge
Plug gauge
13)“Go” side of the plug gauge will have the diameter equal to
the minimum size of the job
actual size of the job
the maximum size of the job
the basic size of the job
14) At what standard temperature are the gauges kept in the section?
10°C
10°F
20°C
20°F
15) Fixed type snap gauges have “Go” and “No Go” ends
on both sides
separately
on either side
16) In a taper plug gauge, the “Go” and ‘No Go” sizes are denoted by a step on
the same side
the either side
both sides
separately
17) Which one of the following gauges are used for checking cylinders, which are not kept in the vertical or horizontal position?
Ring gauge
Plug gauge
Pilot gauge
Snap gauge
18) Which one of the following grade of gauges is used for checking the parts made by an operator in the workshop?
Inspection gauge
Workshop gauge
Reference gauge
None of the above
19) In an adjustable snap gauge, two adjustable jaws are provided on
both sides
one side
one in each side
none of the above
20) A plug gauge is used for measuring
Taper bores
Spherical holes
Screw threads
Cylindrical bores
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