Lakshya Education MCQs

Question: A locking device in which the bottom cylindrical portion is recessed to receive the tip of the locking set screw, is called
Options:
A.Ring nut
B.Castle nut
C.Sawn nut
D.Jam nut
Answer: Option A

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More Questions on This Topic :

Question 1. The endurance limit of a material with finished surface in comparison to rough surface is
  1.    More
  2.    Less
  3.    Same
  4.    More or less depending on quantum of load
Answer: Option A
Question 2. A screw will be self locking, if
  1.    Friction angle is less than helix angle
  2.    Friction angle is more than helix angle
  3.    Friction angle is equal to helix angle
  4.    Efficiency of screw is 100%
Answer: Option B
Question 3. For high speed engines, the cam follower should move with
  1.    Uniform velocity
  2.    Simple harmonic motion
  3.    Uniform acceleration and retardation
  4.    Cycloidal motion
Answer: Option D
Question 4. A saddle key __________ power through frictional resistance only.
  1.    Transmits
  2.    Does not transmit
  3.    Either A or B
  4.    None of these
Answer: Option A
Question 5. In case of pressure vessels having closed ends, the fluid pressure induces
  1.    Longitudinal stress
  2.    Shear stress
  3.    Circumferential stress
  4.    None of these
Answer: Option A
Question 6. In case of pressure vessels having open ends, the fluid pressure induces
  1.    Longitudinal stress
  2.    Circumferential stress
  3.    Shear stress
  4.    None of these
Answer: Option B

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