Mechanics and Structure

91) For a certain material Poisson’s ratio is 0.25. Then the ratio of modulus of elasticity to the modulus of rigidity for the material is

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2.5

92) For a certain material Poisson’s ratio is 0.25. Then the ratio of modulus of elasticity to the bulk modulus for the material is

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1.5

93) If a shaft is subjected to pure twisting moment, an element on the surface is subjected to

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pure shear stress

94) What is the maximum number of unknown reaction components that can be determined using only statics

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3

95) The slope of curve of S.F. diagram at any section will be equal to

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the ordinate of loading diagram at that section

96) The moment of inertia of a rectangular section about the base is

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four times the moment of inertia about the centroidal axis

97) In carriage springs in addition to changing the number of plates, to have uniform strength

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the width of the plate will be gradually decreased

98) The expression Eld4y/dx4 at any section for a beam is equal to

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load intensity at the section

99) A beam is said to be, in general, stable and statically determinate for general loading when the number of reaction components is

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3

100) A simply supported beam is subjected to a udl of intensity w/ m throughout the length of the span. The B.M. diagram will be a

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parabola with wl²/8 max. ordinate

Subject Notes

→ Hydraulics → Structural Design-RCC → Irrigation Engineering → Highway Engineering → Engineering Survey → Water supply & sanitary → Soil Mechanics → Mechanics and structure → Construction Management → Building Construction → Estimating and Costing → Engineering Drawing → Building Material → Airport Engineering

Objective Box

→ Airport Engineering → Building Construction → Construction Management → Construction Materials → Engineering Drawing → Engineering Survey → Estimating and Costing → Highway Engineering → Fluid & Hydraulics → Soil Mechanics → Structural Design - RCC → Water Supply and Sanitary → Irrigation Engineering → Mechanics and Structure → Civil MCQ Set 1 → Civil MCQ Set 2 → Civil MCQ Set 3 → Civil MCQ Set 4

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