A Best Way To Crack Gorenment Job Exams

Mechanical Engineering Objective Questions { Engineering Metrology }

50. The number of slip gauges in a set are
B.All of the above sets are available.
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51. Profile of a gear tooth can be checked by
A.Sine bar
B.Bench micrometer
C.Optical pyrometer
D.Optical projector
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52. Gear tooth caliper is used to find the chordal thickness of the following type of gear tooth
A.Spur gears
B.Helical gears
C.Worm gears
D.Bevel gears
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53. The M-and E-system in metrology are related with measurement of
B.Surface finish.
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54. All the thread characteristics can be measured precisely with
A.Screw pitch gauge
B.Micrometer with V-anvil
C.Tool room microscope
D.Thread gauge
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55. The advantage of vernier calpier over micrometer is that it
A.Is easier and quicker to use
B.Is more accurate
C.Can be used to make both inside and outside measurments over a range of sizes
D.All of the above
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56. Standards to be used for reference purposes in laboratories and workshops are referred to as
A.Primary standards
B.Secondary standards
C.Tertiary standards
D.Working standards
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