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Question 1. The efficiency of a riveted joint is equal to
  1.     Pt /P
  2.     Ps /P
  3.     Pc /P
  4.     Least of Pt, Ps and Pc/P
Answer: Option D

Question 2. When the connected members are very yielding (soft gasket) as compared to the bolt, then the resultant load on the bolt will be equal to the
  1.     Initial tension
  2.     External load applied
  3.     Sum of the initial tension and external load applied
  4.     Initial tension or external load, whichever is greater
Answer: Option C

Question 3. In an oil lubricated journal bearing, the coefficient of friction between the journal and the bearing
  1.     Remains constant at all speeds
  2.     Is minimum at zero speed and increases monotonically with increase in speed
  3.     Is maximum at zero speed and decreases monotonically with increase in speed
  4.     Becomes minimum at an optimum speed and then increases with further increase in speed
Answer: Option D

Question 4. When the connected members are very yielding (soft gasket) as compared to the bolt, then the resultant load on the bolt will be equal to the
  1.     Initial tension
  2.     External load applied
  3.     Sum of the initial tension and external load applied
  4.     Initial tension or external load, whichever is greater
Answer: Option C

Question 5. When the connected members are very yielding (soft gasket) as compared to the bolt, then the resultant load on the bolt will be equal to the
  1.     Initial tension
  2.     External load applied
  3.     Sum of the initial tension and external load applied
  4.     Initial tension or external load, whichever is greater
Answer: Option C

Question 6. The strength of a riveted joint is equal to
  1.     Tearing strength of plate (Pt)
  2.     Shearing strength of rivet (Ps)
  3.     Crushing strength of rivet (Pc)
  4.     Least value of Pt Ps and Pc
Answer: Option D