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MCQs

Total Questions : 364 | Page 6 of 37 pages
Question 51. . Profile of a gear tooth can be checked by
  1.    Sine bar
  2.    Bench micrometer
  3.    Optical pyrometer
  4.    Optical projector
 Discuss Question
Answer: Option D. -> Optical projector
Question 52. . The advantage of vernier calpier over micrometer is that it
  1.    Is easier and quicker to use
  2.    Is more accurate
  3.    Can be used to make both inside and outside measurments over a range of sizes
  4.    All of the above
 Discuss Question
Answer: Option C. -> Can be used to make both inside and outside measurments over a range of sizes
Question 53. . Standards to be used for reference purposes in laboratories and workshops are referred to as
  1.    Primary standards
  2.    Secondary standards
  3.    Tertiary standards
  4.    Working standards
 Discuss Question
Answer: Option C. -> Tertiary standards
Question 54. . Gear tooth caliper is used to find the chordal thickness of the following type of gear tooth
  1.    Spur gears
  2.    Helical gears
  3.    Worm gears
  4.    Bevel gears
 Discuss Question
Answer: Option A. -> Spur gears
Question 55. . The M-and E-system in metrology are related with measurement of
  1.    Gears
  2.    Surface finish.
  3.    Flatness
  4.    Angularity
 Discuss Question
Answer: Option B. -> Surface finish.
Question 56. . All the thread characteristics can be measured precisely with
  1.    Screw pitch gauge
  2.    Micrometer with V-anvil
  3.    Tool room microscope
  4.    Thread gauge
 Discuss Question
Answer: Option C. -> Tool room microscope
Question 57. . The cross section of International Prototype Metre is shown in (Refer Fig. 4)
  1.    Figure A
  2.    Figure E.
  3.    Figure C
  4.    Figure D
 Discuss Question
Answer: Option B. -> Figure E.
Question 58. . In layout work, a pencil should not be used to draw lines on metal because
  1.    It will wipe off easily
  2.    The line will be too wide for accurate work
  3.    The lines will smudge and be difficult to see
  4.    The lines do remain on metal even after good rubbing
 Discuss Question
Answer: Option A. -> It will wipe off easily
Question 59. . The combination set can be used to
  1.    Check angular surfaces
  2.    Draw circles and arcs
  3.    Scribe lines
  4.    All of the above
 Discuss Question
Answer: Option A. -> Check angular surfaces
Question 60. . Surface plate is usually made of grey cast iron because it provides
  1.    Non wearing plate
  2.    Very hard plate
  3.    Easy to cast plate
  4.    Lubrication due to graphite flakes
 Discuss Question
Answer: Option D. -> Lubrication due to graphite flakes

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