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MCQs

Total Questions : 2607 | Page 56 of 261 pages
Question 551. The function of a washer is to
  1.    Provide cushioning effect
  2.    Provide bearing area
  3.    Absorb shocks and vibrations
  4.    Provide smooth surface in place of rough surface
 Discuss Question
Answer: Option B. -> Provide bearing area
Question 552. The load cup of a screw jack is made separate from the head of the spindle to
  1.    Prevent the rotation of load being lifted
  2.    Enhance the load carrying capacity of the jack
  3.    Reduce the effort needed for lifting the working load
  4.    Reduce the value of frictional torque
 Discuss Question
Answer: Option A. -> Prevent the rotation of load being lifted
Question 553. Silver based solder is used for
  1.    Flaring
  2.    Brazing
  3.    Soft soldering
  4.    Fusion welding
 Discuss Question
Answer: Option B. -> Brazing
Question 554. The endurance limit for a mirror polished material will be __________ as compared to unpolished material.
  1.    Same
  2.    Less
  3.    More
  4.    None of these
 Discuss Question
Answer: Option C. -> More
Question 555. Eye bolts are used for
  1.    Foundation purposes
  2.    Absorbing shock and vibrations
  3.    Transmission of power
  4.    Lifting and transportation of machines and cubicles
 Discuss Question
Answer: Option D. -> Lifting and transportation of machines and cubicles
Question 556. When a shaft is subjected to combined twisting moment (T) and bending moment (M), then the equivalent twisting moment is equal to
  1.    (1/2) × √(M² + T²)
  2.    √(M² + T²)
  3.    (1/2) × [M + √(M² + T²)]
  4.    M + √(M² + T²)
 Discuss Question
Answer: Option B. -> √(M² + T²)
Question 557. A transmission shaft includes
  1.    Over head shaft
  2.    Counter shaft
  3.    Line shaft
  4.    All of these
 Discuss Question
Answer: Option D. -> All of these
Question 558. A universal coupling is used to connect two shafts
  1.    Which are not in exact alignment
  2.    Which are perfectly aligned
  3.    Whose axes intersect at a small angle
  4.    Have lateral misalignment
 Discuss Question
Answer: Option C. -> Whose axes intersect at a small angle
Question 559. Oldham coupling is used to connect two shafts
  1.    Which are perfectly aligned
  2.    Which are not in exact alignment
  3.    Which have lateral misalignment
  4.    Whose axes intersect at a small angle
 Discuss Question
Answer: Option C. -> Which have lateral misalignment
Question 560. A flange coupling is used to connect two shafts
  1.    Which are perfectly aligned
  2.    Which are not in exact alignment
  3.    Have lateral misalignment
  4.    Whose axes intersect at a small angle
 Discuss Question
Answer: Option A. -> Which are perfectly aligned

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