Q. The thermal stress in a bar is __________ proportional to the change in temperature.

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Q. The section modulus of a circular section about an axis through its C.G., is

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Q. In the above question, the normal stress on an oblique section will be maximum, when θ is equal to

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Q. The strain energy stored in a body, when suddenly loaded, is __________ the strain energy stored when same load is applied gradually.

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Q. The shear force at the centre of a simply supported beam with a gradually varying load from zero at both ends to w per metre at the centre, is

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Q. The proof resilience per unit volume of a material is known as modulus of resilience.

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Q. According to Unwin's formula, the relation between diameter of rivet hole (d) and thickness of plate (t) is given by (where d and t are in mm)

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Q. A spring, when loaded, is permanently distorted and recover its original shape when the load is removed.

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Q. When a rectangular beam is loaded longitudinally, the shear force develops on the top layer.

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Q. The capacity of a strained body for doing work on the removal of the straining force, is called

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Q. The hoop stress in a thin cylindrical shell is

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Q. Which of the following is the correct torsion equation?

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Q. According to Euler's column theory, the crippling load of a column is given by p = π2 EI/Cl2 In this equation, the value of C for a column with both ends hinged, is

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Q. The strength of the shaft is judged by the torque transmitted by the shaft.

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Q. The shear force at a certain point on a beam changes sign from +ve value to -ve value or vice versa. The bending moment at that point will be zero.

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Q. In a riveted joint, when the number of rivets decreases from the inner most row to outer most row, the joint is said to be

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Q. A body is subjected to a direct tensile stress of 300 MPa in one plane accompanied by a simple shear stress of 200 MPa. The minimum normal stress will be

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Q. The polar modulus for a hollow shaft of outer diameter (D) and inner diameter (d) is

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Q. The ratio of linear stress to the linear strain is called

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Q. A riveted joint may fail by

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