☰ Strength of Material (Civil Engineering) - MCQs

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Q25.

Difference in ordinate of the shear curve between any two section is equal to the area under:

  • A. load curve between these two section plus concentrated load applied between the section
  • B. bending moment curve between these two sections
  • C. shear curve between these two sections
  • D. load curve between these two sections

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Q26.

A prismatic been fixed at both ends carries a uniformly distributed load. The ratio of bending moment at supports to bending moment at midspan is:

  • A. 0.5
  • B. 1.0
  • C. 1.5
  • D. 2.0

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Q27.

If a thin walled hollow square and circular section have same thickness and area is subjected to same torque, then:

  • A. circular section is stronger then circular section
  • B. square section is stronger than circular section
  • C. both square and circular have same strenght
  • D. cannot be judged by data,s given

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Q28.

According to maximum strain energy theory , yield locus is an:

  • A. rectangle
  • B. circle
  • C. hexagon
  • D. ellipse

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Q29.

If staft of diameter d and length l has been loaded axially, then ratio of change in diameter to the original is called:

  • A. longitudinal strain
  • B. shear strain
  • C. volumetric strain
  • D. lateral strain

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Q30.

Young's modulus of elasticity for a perfectly rigid body is:

  • A. Zero
  • B. Unity
  • C. Infinity
  • D. None of these

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