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MCQs

Total Questions : 364 | Page 3 of 37 pages
Question 21. . A feeler gauge is used to check
  1.    Radius
  2.    Thickness of clearance.
  3.    Surface roughness
  4.    Unsymmetrical shape
 Discuss Question
Answer: Option B. -> Thickness of clearance.
Question 22. . Measuring mechanism whose mobile component attains its equilibrium position without oscillations round new position is called
  1.    Damped mea,suring mechanism
  2.    Aperiodic measuring mechanism
  3.    Stable measuring mechanism
  4.    Precise measuring mechanism
 Discuss Question
Answer: Option B. -> Aperiodic measuring mechanism
Question 23. . Instrument which is designed to eliminate the personal element of feel when setting a measuring instrument is called
  1.    Fiducial indicator
  2.    Zero setting device
  3.    Auxiliary measuring instruments
  4.    Measuring standard
 Discuss Question
Answer: Option A. -> Fiducial indicator
Question 24. . Measuring instrument intended to define or present physically, conserve or reproduce the unit of measurement of a quantity (or a multiple or sub-multiple of that unit) and to transfer it to other measuring instruments by comparison is known as
  1.    Legal measuring standard
  2.    Standard
  3.    Working standard
  4.    Primary standard
 Discuss Question
Answer: Option B. -> Standard
Question 25. . Work is usually required to be held in a vertical position for laying out. For this purpose, it is clamped to
  1.    Surface plate
  2.    An angle plate
  3.    A V-block
  4.    A machine bed
 Discuss Question
Answer: Option B. -> An angle plate
Question 26. . The quality of a measuring instrument which characterises the ability to respond to small changes of the quantity measured is called
  1.    Discrimination of a measuring instrument
  2.    Response of a measuring instrument
  3.    Accuracy
  4.    Precision
 Discuss Question
Answer: Option A. -> Discrimination of a measuring instrument
Question 27. . The phenomenon shown by a measuring instrument which gives different indications in a series of measurements of the same value of the quantity measured is called
  1.    Repeatability of measuring instrument
  2.    Error of repeatability
  3.    Dispersion of indications
  4.    Error of trueness
 Discuss Question
Answer: Option A. -> Repeatability of measuring instrument
Question 28. . Measuring instrument which conforms to all the specified statutory provisions is called
  1.    Ordinary measuring instrument
  2.    Measuring instrument acceptable for verification
  3.    Auxiliary measuring instrument
  4.    Legal measuring instrument
 Discuss Question
Answer: Option D. -> Legal measuring instrument
Question 29. . The thickness of light gauge sheet steel can be best checked with a
  1.    Finely divided steel scale
  2.    Depth gauge
  3.    Hermaphrodite caliper
  4.    Micrometer
 Discuss Question
Answer: Option D. -> Micrometer
Question 30. . Optical flats are made of
  1.    Quartz
  2.    Glass
  3.    Plastic
  4.    Steel
 Discuss Question
Answer: Option A. -> Quartz

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