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Total Questions : 2607 | Page 256 of 261 pages
Question 2551. 2. Which key transmits power through frictional resistance only
  1.    Wood-ruff
  2.    Kennedy
  3.    Sunk
  4.    Saddle
 Discuss Question
Answer: Option D. -> Saddle
Question 2552. 5. In thick cylinders, the tangential stress across the thickness of cylinder is
  1.    Zero at outside and maximum at inside
  2.    Minimum at outside and maximum at inside
  3.    Uniform throughout
  4.    Unpredictable
 Discuss Question
Answer: Option B. -> Minimum at outside and maximum at inside
Question 2553. 6. Thick cY1Mders are designed by
  1.    Lame's equation
  2.    Calculating radial stress which is uniform
  3.    Thick cylinder theory
  4.    Any one of the above
 Discuss Question
Answer: Option A. -> Lame's equation
Question 2554. 7. For designing thick cylinders, following equation is used
  1.    Barlow's
  2.    Birnie's
  3.    Lame's
  4.    All of the above
 Discuss Question
Answer: Option D. -> All of the above
Question 2555. 0. For two parallel shafts, the distance between whose axes is small and variable, which coupling will you use?
  1.    Hydraulic coupling
  2.    Universal joint
  3.    Flange coupling
  4.    Oldham's coupling
 Discuss Question
Answer: Option D. -> Oldham's coupling
Question 2556. 1. In the flange coupling the two flanges are coupled together by means of bolts fitted in
  1.    Reamed holes
  2.    Machined holes
  3.    Threaded holes
  4.    Gasketed holes
 Discuss Question
Answer: Option A. -> Reamed holes
Question 2557. 8. In thick cylinders, the radial stress across the thickness of cylinder is
  1.    Zero at outside and maximum at inside
  2.    Minimum at outside and maximum at inside
  3.    Uniform throughout
  4.    Unpredictable
 Discuss Question
Answer: Option B. -> Minimum at outside and maximum at inside
Question 2558. 9. Oldham's coupling is used to connect two shafts which
  1.    Have lateral misalignment
  2.    Whose axes intersect at a small angle
  3.    Are not is exact alignment
  4.    Is the simplest type of rigid coupling
 Discuss Question
Answer: Option A. -> Have lateral misalignment
Question 2559. 2. The holes in the flange coupling for coupling the two flanges together by bolts are reamed because it permits
  1.    Equal sharing of load by bolts
  2.    Avoidance of stress concentration
  3.    Avoidance of any injury during dismantling
  4.    Less wear, tear and vibrations
 Discuss Question
Answer: Option A. -> Equal sharing of load by bolts
Question 2560. 8. Multiple threaded screws
  1.    Increase the efficiency
  2.    Increase the mechanical advantage
  3.    Increase the self locking feature
  4.    Decrease the efficiency
 Discuss Question
Answer: Option A. -> Increase the efficiency

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