Branch Wise MCQCivil Engineering McqsStrength Of Materials 100+ MCQ & Answer Strength Of Materials | page-09 |Civil Engineering MCQ And Answer January 27, 2025 DSN MARATHI 81. When a bar is cooled to – 5°C, it will develop A. compressive stress B. no stress C. shear stress D. tensile stress Answer Option : D 82. Strain energy is the A. energy stored in a body when strained within elastic limits B. energy stored in a body when strained upto the breaking of a specimen C. maximum strain energy which can be stored in a body D. proof resilience per unit volume of a material Answer Option : A 83. Euler’s formula holds good only for A. both short and long columns B. long columns C. weak columns D. short columns Answer Option : B 84. In compression test, the fracture in cast iron specimen would occur along A. at right angles to the axis of specimen B. an oblique plane C. the axis of load D. nin of above Answer Option : B 85. Strain resetters are used to A. measure volumetric strain B. measure linear strain C. measure shear strain D. relieve strain Answer Option : B 86. The point of contraflexure is a point where A. bending moment is maximum B. shear force is maximum C. bending moment changes sign D. shear force changes sign Answer Option : C 87. The deformation per unit length is called A. strain B. tensile stress C. compressive stress D. shear stress Answer Option : A 88. The shear stress at any section of a shaft is maximum A. at a distance 3/4 r from the centre B. at a distance r/2 from the centre C. at the centre of the section D. at the top of the surface Answer Option : D 89. In a beam, the neutral plane A. may be its centre B. passes through the C.G. of the area of cross-section C. does not change during deformation D. none of these. Answer Option : D 90. A reinforced concrete beam is assumed to be made of A. none of these. B. heterogeneous material C. isotropic material D. homogeneous material Answer Option : B
81. When a bar is cooled to – 5°C, it will develop A. compressive stress B. no stress C. shear stress D. tensile stress Answer Option : D
82. Strain energy is the A. energy stored in a body when strained within elastic limits B. energy stored in a body when strained upto the breaking of a specimen C. maximum strain energy which can be stored in a body D. proof resilience per unit volume of a material Answer Option : A
83. Euler’s formula holds good only for A. both short and long columns B. long columns C. weak columns D. short columns Answer Option : B
84. In compression test, the fracture in cast iron specimen would occur along A. at right angles to the axis of specimen B. an oblique plane C. the axis of load D. nin of above Answer Option : B
85. Strain resetters are used to A. measure volumetric strain B. measure linear strain C. measure shear strain D. relieve strain Answer Option : B
86. The point of contraflexure is a point where A. bending moment is maximum B. shear force is maximum C. bending moment changes sign D. shear force changes sign Answer Option : C
87. The deformation per unit length is called A. strain B. tensile stress C. compressive stress D. shear stress Answer Option : A
88. The shear stress at any section of a shaft is maximum A. at a distance 3/4 r from the centre B. at a distance r/2 from the centre C. at the centre of the section D. at the top of the surface Answer Option : D
89. In a beam, the neutral plane A. may be its centre B. passes through the C.G. of the area of cross-section C. does not change during deformation D. none of these. Answer Option : D
90. A reinforced concrete beam is assumed to be made of A. none of these. B. heterogeneous material C. isotropic material D. homogeneous material Answer Option : B
