MCQ on Strength of Materials (SOM) 1- In the engineering stress-strain curve for mild steel, the Ultimate Tensile Strength (UTS) refers to (A) Yield stress (B) Proportional limit (C) Maximum stress (D) Fracture stress 2- The magnitude of shear stress induced in a solid shaft due to applied torque varies (A) From maximum at […]
Read MoreObjective Questions on Shear Force and Bending Moment. Multiple Choice Questions (MCQ) on Bending Force and Bending Moment. 1- The failure theory for which graphical representation is by an ellipse, is (A) Distortion energy theory (B) Maximum principal stress theory (C) Maximum shear stress theory (D) Mohr’s theory of failure 2- Modulus of toughness […]
Read MoreStrength of Materials Multiple Choice Questions 1- A load is said to be suddenly applied, if it (A) Falls upon a body from a height (B) Is placed upon a body at once (C) Acts upon a body repeatedly (D) Acts at a point of cross section of a body 2- Thermal stress is […]
Read MoreMultiple Choice Questions (MCQ) on Stress and Strain 1-Type of stress that causes dilation is known as (A) Hydrostatic stress (B) Deviatoric stress (C) Shear stress (D) Thermal stress 2-The Bulk modulus (K) of a material having Young’s Modulus (E) = 200 GPa and Modulus of Rigidity (G) = 80 GPa is (A) 160 […]
Read MoreShear Force and Bending Moment MCQ Questions 1-For the shafts having square cross sections, the maximum shear stress occurs at a point (A) on the edge of the cross section that is closest to the centre axis of the shaft. (B) on the diagonal of the cross section that is far to the centre axis […]
Read MoreMultiple Choice Questions (MCQ) on Springs 1-A spring is defined as a(an) ___ machine element. (A) plastic (B) elastic (C) special purpose (D) none of the above 2-In which of the following item(s), spring is used to store energy. (A) clocks (B) toys (C) circuit breakers (D) all of the above 3-In compression […]
Read MoreStrength of Materials Multiple Choice Questions (MCQ) 1-In a cantilever with uniformly distributed load, the variation of a bending moment is according to (A) Linear Law (B) Parabolic Law (C) Cubic Law (D) Horizontal Law 2-In which of the following beams, the supports are not situated at the ends (A) Cantilever beam (B) Overhanging […]
Read MoreMCQ Questions on Strength of Materials 1-A steel bar 10 mm x 10 mm cross section is subjected to an axial tensile load of 20kN. If the length of bar is 1 m and E = 200 GPa, then elongation of the bar is: (A) 1 mm (B) 0.5 mm (C) 0.75 mm (D) 1.5 […]
Read MoreObjective Questions on Strength of Materials 1-The ratio between the mean diameter of the coil and diameter of wire is called: (A) Spring rate (B) Spring constant (C) Spring stiffness (D) Spring index 2-A spring with spring constant ‘s’ has been cut into ‘n’ equal parts. Each portion of the cut spring will have […]
Read MoreObjective Questions with Answers on Strength of Materials 1-A strut of length ‘L’ and flexural rigidity ‘EI’ is fixed at both the ends. The buckling load under compression is (A) π2EI/4L2 (B) π2EI/L2 (C) 2π2EI/L2 (D) 4π2EI/L2 2-A closed coil helical spring of stiffness ‘k’ is cut to 2/3 of its original length. The […]
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