Strength of Materials Test Questions

Q.  The thermal stress induced in a steel rod is compressive, if temperature _____

a. decreases
b. increases
c. remains constant
d. none of the above


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MCQs:  Which of the following stresses can be determined using Mohr's circle method?
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MCQs:  The graphical method of Mohr's circle represents shear stress (τ) on ______
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MCQs:  In Mohr's circle method, compressive direct stress is represented on ____
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MCQs:  St. Venant's theory is also known as maximum _________
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MCQs:  According to Coulomb's theory, material subjected to complex stresses fails, if ________ shear stress induced in the material exceeds _______ shear stress at the yield point.
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MCQs:  In simple tensile test, when maximum principle stress reaches the value of yield point, the material subjected to complex stresses fail. This theory is called as ________.
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MCQs:  Which theory gives satisfactory results for brittle materials?
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MCQs:  Modulus of rigidity is the ratio of ______
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MCQs:  The relation between modulus of elasticity (E), modulus of rigidity (G) and bulk modulus (K) is given as ________
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MCQs:  The value of elasticity increases, when temperature _____
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MCQs:  If a composite bar of copper and steel is heated at 120° C, the stress induced in copper bar is _______
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MCQs:  Thermal stress is not a function of _____
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MCQs:  The graphical representation of variation of axial load on y axis and position of cross section along x axis is called as _____
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MCQs:  What is the product of sectional modulus and allowable bending stress called as?
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MCQs:  A uniformly distributed load of 20 kN/m acts on a simply supported beam of rectangular cross section of width 20 mm and depth 60 mm. What is the maximum bending stress acting on the beam of 5m?
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MCQs:  The bending formula is given as _____
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MCQs:  A circular pipe is subjected to maximum shear force of 60 kN. What is the diameter of the pipe if maximum allowable shear stress is 5 Mpa?
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MCQs:  The ratio of maximum shear stress to average shear stress is 4/3 in _______
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MCQs:  Why are shear connectors used?
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MCQs:  The design of a beam is based on strength criteria, if the beam is sufficiently strong to resist _______
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