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MCQs

Total Questions : 364 | Page 5 of 37 pages
Question 41. . V-block is used in the workshop to check
  1.    Roundness of a cylindrical work
  2.    Surface roughness
  3.    Dimensions of oval job
  4.    Taper on a job
 Discuss Question
Answer: Option A. -> Roundness of a cylindrical work
Question 42. . The purpose of ratchet screw in micrometer screw gauge is
  1.    To lock a dimension
  2.    To impart blow motion
  3.    To maintain sufficient and uniform measuring pressure
  4.    To take care of wear of screw threads
 Discuss Question
Answer: Option C. -> To maintain sufficient and uniform measuring pressure
Question 43. . The purpose of adjusting nut in a micrometer screw gauge is to
  1.    Take care of zero error
  2.    Impart slow motion
  3.    Compensate for wear between screw and nut
  4.    Take care of backlash
 Discuss Question
Answer: Option C. -> Compensate for wear between screw and nut
Question 44. . A sine bar is specified by
  1.    Its total length
  2.    The centre distance between the two rollers
  3.    The size of the rollers
  4.    The distance between rollers and upper surface
 Discuss Question
Answer: Option B. -> The centre distance between the two rollers
Question 45. . Differential screw micrometer is used
  1.    To give direct indication of difference between two readings
  2.    For very high degree of accuracy.
  3.    For digital readout
  4.    To measure diameter of inaccessible holes
 Discuss Question
Answer: Option B. -> For very high degree of accuracy.
Question 46. . Stick micrometers are designed for measuring
  1.    Bore of cylinders
  2.    Longer external lengths
  3.    Cylindricity
  4.    Longer internal lengths
 Discuss Question
Answer: Option D. -> Longer internal lengths
Question 47. . External taper can be accurately measured with the help of
  1.    Sine bar and slip gauges
  2.    Dividing head
  3.    Precision balls and height gauge
  4.    Combination set
 Discuss Question
Answer: Option A. -> Sine bar and slip gauges
Question 48. . The taper of internal dovetail can be measured with the help of
  1.    Sine bar
  2.    Combination set
  3.    Balls of standard dimensions and slip gauges
  4.    Clinometer
 Discuss Question
Answer: Option C. -> Balls of standard dimensions and slip gauges
Question 49. . The diameter of very large bores can be, measured accurately by
  1.    Fiexibile graduated tape
  2.    Swinging a pin gauge in the bore.
  3.    Keilpart gauge
  4.    Four balls method
 Discuss Question
Answer: Option B. -> Swinging a pin gauge in the bore.
Question 50. . The number of slip gauges in a set are
  1.    87
  2.    All of the above sets are available.
  3.    103
  4.    31
 Discuss Question
Answer: Option B. -> All of the above sets are available.

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