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MCQs

Total Questions : 364 | Page 30 of 37 pages
Question 291. How is interference between shaft and hole calculated?
  1.    Interference = maximum shaft – minimum hole
  2.    Interference = minimum shaft – maximum hole
  3.    Interference = minimum shaft + maximum hole
  4.    None of the above
 Discuss Question
Answer: Option A. -> Interference = maximum shaft – minimum hole
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 292. Calculate diameter of best wire for a Withworth thread of M 24 x 7 mm size.
  1.    4.04 mm
  2.    7.8 mm
  3.    3.94 mm
  4.    8.08 mm
 Discuss Question
Answer: Option C. -> 3.94 mm
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 293. Which type of light source is used in N.P.L. type of flatness interferometer?
  1.    Mercury vapour lamp
  2.    Cadmium lamp
  3.    Both a. and b.
  4.    None of the above
 Discuss Question
Answer: Option A. -> Mercury vapour lamp
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 294. Which of the following statements is true?
  1.    In three wire method, each flank of a thread is touched by a wire in axial plane section and this is valid only for a thread having rank angle
  2.    Compression error is always subtracted from effective diameter value obtained
  3.    Floating carriage type of micrometer is used for two wire method ----
  4.    The value of θ is assumed 30o while calculating best wire diameter for Withworth thread
 Discuss Question
Answer: Option C. -> Floating carriage type of micrometer is used for two wire method ----
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 295. Which principle does Taylor-Hobson-Talysurf tester work on?
  1.    Capacitive demodulating principle
  2.    Intensity modulating principle
  3.    Inductive modulating principle
  4.    Carrier modulating principle
 Discuss Question
Answer: Option D. -> Carrier modulating principle
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 296. Which of the following methods is unreliable to evaluate the surface finish?
  1.    Electrical stylus profilometer
  2.    Wallace surface dynamometer
  3.    Profilograph
  4.    Tomlinson surface tester
 Discuss Question
Answer: Option B. -> Wallace surface dynamometer
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 297. Which of the following is a contact type of automated inspection method?
  1.    Inspection probe
  2.    Laser scanning
  3.    Electric field
  4.    All of the above
 Discuss Question
Answer: Option A. -> Inspection probe
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 298. Calculate the tool width of a gear having 30 number of teeth and with module 5 mm.
  1.    6.352 mm
  2.    5.555 mm
  3.    7.850 mm
  4.    none of the above
 Discuss Question
Answer: Option C. -> 7.850 mm
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 299. A gear has 30 teeth with module 4 mm and pressure angle of 20°. Calculate length of base tangent in a gear over 7 teeth space.
  1.    21.25 mm
  2.    90.23 mm
  3.    62.53 mm
  4.    None of the above
 Discuss Question
Answer: Option B. -> 90.23 mm
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 300. Which formula is used to calculate quality of performance?
  1.    Quality of performance = quality of design + quality of conformance
  2.    Quality of performance = quality of design - quality of conformance
  3.    Quality of performance = quality of design + availability
  4.    None of the above
 Discuss Question
Answer: Option A. -> Quality of performance = quality of design + quality of conformance
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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