Lakshya Education MCQs

Question: The lathe spindles are usually made hollow and provided with
Options:
A.Internal taper
B.External taper
C.Internal and external taper
D.No taper
Answer: Option A

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More Questions on This Topic :

Question 1. In transverse grinding
  1.    The work is reciprocated as the wheel feeds to produce cylinders longer than the width of wheel face
  2.    The work rotates in a fixed position as the wheel feeds to produce cylinders equal to or shorter than the width of wheel face
  3.    The work is reciprocated as the wheel feeds to produce cylinders shorter than the width of wheel face
  4.    The work rotates in a fixed position as the wheel feeds to produce cylinders longer than the width of wheel face
Answer: Option A
Question 2. The top and sides of the table of a shaper usually have
  1.    L-type slots
  2.    T-type slots
  3.    I-type slots
  4.    Any one of these
Answer: Option B
Question 3. When the shear angle is small
  1.    Path of shear is short and chip is thin
  2.    Path of shear is large and chip is thick
  3.    Path of shear is short and chip is thick
  4.    Path of shear is large and chip is thin
Answer: Option B
Question 4. A shaft has a dimension, φ9 +0.025⁺⁰∙⁰⁰⁹, the respective values of fundamental deviation and tolerance are
  1.    −0.025, ±0.008
  2.    −0.025, 0.016
  3.    −0.009, ± 0.008
  4.    −0.009, 0.016
Answer: Option D
Question 5. A type of welding flows, which is the result of a perfect proportion and mixture of acetylene and oxygen and is used for fusion welding of steel and cast iron, is
  1.    Carburizing flame
  2.    Oxidizing flame
  3.    Oxy-acetylene flame
  4.    Neutral flame
Answer: Option D
Question 6. Internal or external threads of different pitches can be produced by
  1.    Pantograph milling machine
  2.    Profiling machine
  3.    Planetary milling machine
  4.    Piano miller
Answer: Option C

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