Lakshya Education MCQs

Question: Ultrasonic machining is best suited for
A.Tool steels
B.Sintered carbides
D.All of these
Answer: Option D

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More Questions on This Topic :

Question 1. Which of the following parameters govern the value of shear angle in continuous chip formation?
  1.    True feed
  2.    Chip thickness
  3.    Rake angle of the cutting tool
  4.    All of these
Answer: Option D
Question 2. Surface grinding is done to produce
  1.    Tapered surface
  2.    Flat surface
  3.    Internal cylindrical holes
  4.    All of these
Answer: Option B
Question 3. The percentage of carbon in gray cast iron is in the range of
  1.    0.25 to 0.75 percent
  2.    1.25 to 1.75 percent
  3.    3 to 4 percent
  4.    8 to 10 percent
Answer: Option C
Question 4. Quality screw threads are produced by
  1.    Thread milling
  2.    Thread chasing
  3.    Thread cutting with single point tool
  4.    Thread casting
Answer: Option D
Question 5. Threading is an operation of
  1.    Smoothing and squaring the surface around a hole
  2.    Sizing and finishing a small diameter hole
  3.    Producing a hole by removing metal along the circumference of a hollow cutting tool
  4.    Cutting helical grooves on the external cylindrical surface
Answer: Option D
Question 6. The facing is an operation of
  1.    Beveling the extreme end of a workpiece
  2.    Embossing a diamond shaped pattern on the surface of a workpiece
  3.    Reducing the diameter of a workpiece over a very narrow surface
  4.    Machining the ends of a workpiece to produce a flat surface square with the axis
Answer: Option D

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