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MCQs

Total Questions : 2607 | Page 51 of 261 pages
Question 501. Which one of the following loading is considered for the design of axles?
  1.    Bending moment only
  2.    Twisting moment only
  3.    Combined bending moment and twisting moments
  4.    Combined action of bending moment, twisting moment and axial thrust
 Discuss Question
Answer: Option A. -> Bending moment only
Question 502. A thin spherical shell of internal diameter d is subjected to an internal pressure p. If V is the storage capacity of shell, then its diameter will be
  1.    (6V/ π)1/2
  2.    (6V/ π)1/3
  3.    (6V/ π)2
  4.    (6V/ π)3
 Discuss Question
Answer: Option B. -> (6V/ π)1/3
Question 503. The groove angle of the pulley for rope drive is usually
  1.    20°
  2.    35°
  3.    45°
  4.    60°
 Discuss Question
Answer: Option C. -> 45°
Question 504. The valve rod in a steam engine is connected to an eccentric rod by
  1.    Cotter joint
  2.    Bolted joint
  3.    Knuckle joint
  4.    Universal coupling
 Discuss Question
Answer: Option C. -> Knuckle joint
Question 505. A double strap butt joint (with equal straps) is
  1.    Always in single shear
  2.    Always in double shear
  3.    Either in single shear or double shear
  4.    Any one of these
 Discuss Question
Answer: Option B. -> Always in double shear
Question 506. In designing thick cylinders, the equation used is
  1.    Lame's equation
  2.    Birnie's equation
  3.    Clavarinos' equation
  4.    All of these
 Discuss Question
Answer: Option D. -> All of these
Question 507. The yield point in static loading is __________ as compared to fatigue loading.
  1.    Higher
  2.    Lower
  3.    Same
  4.    None of these
 Discuss Question
Answer: Option A. -> Higher
Question 508. The buckling load will be maximum for a column, if
  1.    One end of the column is clamped and the other end is free
  2.    Both ends of the column are clamped
  3.    Both ends of the column are hinged
  4.    One end of the column is hinged and the other end is free
 Discuss Question
Answer: Option B. -> Both ends of the column are clamped
Question 509. A shaft is subjected to fluctuating loads for which the normal torque (T) and bending moment (M) are 1000 N-m and 500 N-m respectively. If the combined shock and fatigue factor for bending is 1.5 and combined shock and fatigue factor for torsion is 2, then the equivalent twisting moment for the shaft is
  1.    2000 N-m
  2.    2050 N-m
  3.    2100 N-m
  4.    2136 N-m
 Discuss Question
Answer: Option D. -> 2136 N-m
Question 510. When screw threads are to be used in a situation where power is being transmitted in one direction only, then the screw threads suitable for this will be
  1.    Knuckle threads
  2.    Square threads
  3.    Acme threads
  4.    Buttress threads
 Discuss Question
Answer: Option D. -> Buttress threads

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